20691197280

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 864

約数和(自身を含む): 82185352704

約数和(自身を除く): 61494155424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 47, 48, 52, 54, 60, 65, 67, 72, 78, 80, 81, 90, 94, 96, 104, 108, 117, 120, 130, 134, 135, 141, 144, 156, 160, 162, 169, 180, 188, 195, 201, 208, 216, 234, 235, 240, 243, 260, 268, 270, 282, 288, 312, 324, 335, 338, 351, 360, 376, 390, 402, 405, 416, 423, 432, 468, 470, 480, 486, 507, 520, 536, 540, 564, 585, 603, 611, 624, 648, 670, 676, 702, 705, 720, 752, 780, 804, 810, 845, 846, 864, 871, 936, 940, 972, 1005, 1014, 1040, 1053, 1072, 1080, 1128, 1170, 1206, 1215, 1222, 1248, 1269, 1296, 1340, 1352, 1404, 1410, 1440, 1504, 1521, 1560, 1608, 1620, 1690, 1692, 1742, 1755, 1809, 1833, 1872, 1880, 1944, 2010, 2028, 2080, 2106, 2115, 2144, 2160, 2256, 2340, 2412, 2430, 2444, 2535, 2538, 2592, 2613, 2680, 2704, 2808, 2820, 3015, 3042, 3055, 3120, 3149, 3159, 3216, 3240, 3380, 3384, 3484, 3510, 3618, 3666, 3744, 3760, 3807, 3888, 4020, 4056, 4212, 4230, 4320, 4355, 4512, 4563, 4680, 4824, 4860, 4888, 5070, 5076, 5226, 5265, 5360, 5408, 5427, 5499, 5616, 5640, 6030, 6084, 6110, 6240, 6298, 6318, 6345, 6432, 6480, 6760, 6768, 6968, 7020, 7236, 7332, 7520, 7605, 7614, 7776, 7839, 7943, 8040, 8112, 8424, 8460, 8710, 9045, 9126, 9165, 9360, 9447, 9648, 9720, 9776, 10140, 10152, 10452, 10530, 10720, 10854, 10998, 11232, 11280, 11323, 11421, 12060, 12168, 12220, 12596, 12636, 12690, 12960, 13065, 13520, 13536, 13689, 13936, 14040, 14472, 14664, 15210, 15228, 15678, 15745, 15795, 15886, 16080, 16224, 16281, 16497, 16848, 16920, 17420, 18090, 18252, 18330, 18720, 18894, 19035, 19296, 19440, 19552, 20280, 20304, 20904, 21060, 21708, 21996, 22560, 22646, 22815, 22842, 23517, 23829, 24120, 24336, 24440, 25192, 25272, 25380, 26130, 27040, 27135, 27378, 27495, 27872, 28080, 28341, 28944, 29328, 30420, 30456, 31356, 31490, 31590, 31772, 32160, 32562, 32994, 33696, 33840, 33969, 34840, 36180, 36504, 36660, 37788, 38070, 38880, 39195, 39715, 40560, 40608, 40937, 41067, 41808, 42120, 43416, 43992, 45292, 45630, 45684, 47034, 47235, 47658, 48240, 48672, 48880, 49491, 50384, 50544, 50760, 52260, 54270, 54756, 54990, 56160, 56615, 56682, 57105, 57888, 58656, 60840, 60912, 62712, 62980, 63180, 63544, 65124, 65988, 67680, 67938, 68445, 69680, 70551, 71487, 72360, 73008, 73320, 75576, 76140, 78390, 79430, 81120, 81405, 81874, 82134, 82485, 83616, 84240, 85023, 86832, 87984, 90584, 91260, 91368, 94068, 94470, 95316, 96480, 97760, 98982, 100768, 101088, 101520, 101907, 104520, 108540, 109512, 109980, 113230, 113364, 114210, 117585, 119145, 121680, 121824, 122811, 125424, 125960, 126360, 127088, 130248, 131976, 135876, 136890, 139360, 141102, 141705, 142974, 144720, 146016, 146640, 148473, 151152, 152280, 156780, 158860, 162810, 163748, 164268, 164970, 168480, 169845, 170046, 173664, 175968, 181168, 182520, 182736, 188136, 188940, 190632, 197964, 203040, 203814, 204685, 205335, 209040, 211653, 214461, 217080, 219024, 219960, 226460, 226728, 228420, 235170, 238290, 243360, 245622, 247455, 250848, 251920, 252720, 254176, 255069, 260496, 263952, 271752, 273780, 282204, 283410, 285948, 289440, 293280, 296946, 302304, 304560, 305721, 313560, 317720, 325620, 327496, 328536, 329940, 339690, 340092, 352755, 357435, 362336, 365040, 365472, 368433, 376272, 377880, 381264, 395928, 407628, 409370, 410670, 418080, 423306, 425115, 428922, 434160, 438048, 439920, 452920, 453456, 456840, 470340, 476580, 491244, 494910, 503840, 505440, 509535, 510138, 520992, 527904, 532181, 543504, 547560, 564408, 566820, 571896, 593892, 609120, 611442, 614055, 627120, 635440, 643383, 651240, 654992, 657072, 659880, 679380, 680184, 705510, 714870, 730080, 736866, 742365, 752544, 755760, 762528, 765207, 791856, 815256, 818740, 821340, 846612, 850230, 857844, 868320, 879840, 905840, 906912, 913680, 917163, 940680, 953160, 982488, 989820, 1019070, 1020276, 1058265, 1064362, 1072305, 1087008, 1095120, 1105299, 1128816, 1133640, 1143792, 1187784, 1222884, 1228110, 1254240, 1270880, 1275345, 1286766, 1302480, 1309984, 1314144, 1319760, 1358760, 1360368, 1411020, 1429740, 1473732, 1484730, 1511520, 1528605, 1530414, 1583712, 1596543, 1630512, 1637480, 1642680, 1693224, 1700460, 1715688, 1811680, 1827360, 1834326, 1842165, 1881360, 1906320, 1930149, 1964976, 1979640, 2038140, 2040552, 2116530, 2128724, 2144610, 2190240, 2210598, 2257632, 2267280, 2287584, 2375568, 2445768, 2456220, 2550690, 2573532, 2604960, 2639520, 2660905, 2717520, 2720736, 2751489, 2822040, 2859480, 2947464, 2969460, 3057210, 3060828, 3193086, 3216915, 3261024, 3274960, 3285360, 3315897, 3386448, 3400920, 3431376, 3668652, 3684330, 3762720, 3812640, 3826035, 3860298, 3929952, 3959280, 4076280, 4081104, 4233060, 4257448, 4289220, 4421196, 4534560, 4585815, 4751136, 4789629, 4891536, 4912440, 5101380, 5147064, 5321810, 5435040, 5502978, 5526495, 5644080, 5718960, 5894928, 5938920, 6114420, 6121656, 6386172, 6433830, 6549920, 6570720, 6631794, 6772896, 6801840, 6862752, 7337304, 7368660, 7652070, 7720596, 7918560, 7982715, 8152560, 8162208, 8466120, 8514896, 8578440, 8842392, 9171630, 9579258, 9650745, 9783072, 9824880, 9947691, 10202760, 10294128, 10643620, 11005956, 11052990, 11288160, 11437920, 11789856, 11877840, 12228840, 12243312, 12772344, 12867660, 13263588, 13603680, 13757445, 14368887, 14674608, 14737320, 15304140, 15441192, 15965430, 16305120, 16579485, 16932240, 17029792, 17156880, 17684784, 18343260, 19158516, 19301490, 19649760, 19895382, 20405520, 20588256, 21287240, 22011912, 22105980, 23755680, 23948145, 24457680, 24486624, 25544688, 25735320, 26527176, 27514890, 28737774, 29349216, 29474640, 30608280, 30882384, 31930860, 33158970, 33864480, 34313760, 35369568, 36686520, 38317032, 38602980, 39790764, 40811040, 42574480, 43106661, 44023824, 44211960, 47896290, 48915360, 49738455, 51089376, 51470640, 53054352, 55029780, 57475548, 58949280, 61216560, 61764768, 63861720, 66317940, 71844435, 73373040, 76634064, 77205960, 79581528, 85148960, 86213322, 88047648, 88423920, 95792580, 99476910, 102941280, 106108704, 110059560, 114951096, 122433120, 127723440, 129319983, 132635880, 143688870, 146746080, 153268128, 154411920, 159163056, 172426644, 176847840, 191585160, 198953820, 215533305, 220119120, 229902192, 255446880, 258639966, 265271760, 287377740, 308823840, 318326112, 344853288, 383170320, 397907640, 431066610, 440238240, 459804384, 517279932, 530543520, 574755480, 646599915, 689706576, 766340640, 795815280, 862133220, 1034559864, 1149510960, 1293199830, 1379413152, 1591630560, 1724266440, 2069119728, 2299021920, 2586399660, 3448532880, 4138239456, 5172799320, 6897065760, 10345598640, 20691197280]

約数ペア:

[(1, 20691197280), (2, 10345598640), (3, 6897065760), (4, 5172799320), (5, 4138239456), (6, 3448532880), (8, 2586399660), (9, 2299021920), (10, 2069119728), (12, 1724266440), (13, 1591630560), (15, 1379413152), (16, 1293199830), (18, 1149510960), (20, 1034559864), (24, 862133220), (26, 795815280), (27, 766340640), (30, 689706576), (32, 646599915), (36, 574755480), (39, 530543520), (40, 517279932), (45, 459804384), (47, 440238240), (48, 431066610), (52, 397907640), (54, 383170320), (60, 344853288), (65, 318326112), (67, 308823840), (72, 287377740), (78, 265271760), (80, 258639966), (81, 255446880), (90, 229902192), (94, 220119120), (96, 215533305), (104, 198953820), (108, 191585160), (117, 176847840), (120, 172426644), (130, 159163056), (134, 154411920), (135, 153268128), (141, 146746080), (144, 143688870), (156, 132635880), (160, 129319983), (162, 127723440), (169, 122433120), (180, 114951096), (188, 110059560), (195, 106108704), (201, 102941280), (208, 99476910), (216, 95792580), (234, 88423920), (235, 88047648), (240, 86213322), (243, 85148960), (260, 79581528), (268, 77205960), (270, 76634064), (282, 73373040), (288, 71844435), (312, 66317940), (324, 63861720), (335, 61764768), (338, 61216560), (351, 58949280), (360, 57475548), (376, 55029780), (390, 53054352), (402, 51470640), (405, 51089376), (416, 49738455), (423, 48915360), (432, 47896290), (468, 44211960), (470, 44023824), (480, 43106661), (486, 42574480), (507, 40811040), (520, 39790764), (536, 38602980), (540, 38317032), (564, 36686520), (585, 35369568), (603, 34313760), (611, 33864480), (624, 33158970), (648, 31930860), (670, 30882384), (676, 30608280), (702, 29474640), (705, 29349216), (720, 28737774), (752, 27514890), (780, 26527176), (804, 25735320), (810, 25544688), (845, 24486624), (846, 24457680), (864, 23948145), (871, 23755680), (936, 22105980), (940, 22011912), (972, 21287240), (1005, 20588256), (1014, 20405520), (1040, 19895382), (1053, 19649760), (1072, 19301490), (1080, 19158516), (1128, 18343260), (1170, 17684784), (1206, 17156880), (1215, 17029792), (1222, 16932240), (1248, 16579485), (1269, 16305120), (1296, 15965430), (1340, 15441192), (1352, 15304140), (1404, 14737320), (1410, 14674608), (1440, 14368887), (1504, 13757445), (1521, 13603680), (1560, 13263588), (1608, 12867660), (1620, 12772344), (1690, 12243312), (1692, 12228840), (1742, 11877840), (1755, 11789856), (1809, 11437920), (1833, 11288160), (1872, 11052990), (1880, 11005956), (1944, 10643620), (2010, 10294128), (2028, 10202760), (2080, 9947691), (2106, 9824880), (2115, 9783072), (2144, 9650745), (2160, 9579258), (2256, 9171630), (2340, 8842392), (2412, 8578440), (2430, 8514896), (2444, 8466120), (2535, 8162208), (2538, 8152560), (2592, 7982715), (2613, 7918560), (2680, 7720596), (2704, 7652070), (2808, 7368660), (2820, 7337304), (3015, 6862752), (3042, 6801840), (3055, 6772896), (3120, 6631794), (3149, 6570720), (3159, 6549920), (3216, 6433830), (3240, 6386172), (3380, 6121656), (3384, 6114420), (3484, 5938920), (3510, 5894928), (3618, 5718960), (3666, 5644080), (3744, 5526495), (3760, 5502978), (3807, 5435040), (3888, 5321810), (4020, 5147064), (4056, 5101380), (4212, 4912440), (4230, 4891536), (4320, 4789629), (4355, 4751136), (4512, 4585815), (4563, 4534560), (4680, 4421196), (4824, 4289220), (4860, 4257448), (4888, 4233060), (5070, 4081104), (5076, 4076280), (5226, 3959280), (5265, 3929952), (5360, 3860298), (5408, 3826035), (5427, 3812640), (5499, 3762720), (5616, 3684330), (5640, 3668652), (6030, 3431376), (6084, 3400920), (6110, 3386448), (6240, 3315897), (6298, 3285360), (6318, 3274960), (6345, 3261024), (6432, 3216915), (6480, 3193086), (6760, 3060828), (6768, 3057210), (6968, 2969460), (7020, 2947464), (7236, 2859480), (7332, 2822040), (7520, 2751489), (7605, 2720736), (7614, 2717520), (7776, 2660905), (7839, 2639520), (7943, 2604960), (8040, 2573532), (8112, 2550690), (8424, 2456220), (8460, 2445768), (8710, 2375568), (9045, 2287584), (9126, 2267280), (9165, 2257632), (9360, 2210598), (9447, 2190240), (9648, 2144610), (9720, 2128724), (9776, 2116530), (10140, 2040552), (10152, 2038140), (10452, 1979640), (10530, 1964976), (10720, 1930149), (10854, 1906320), (10998, 1881360), (11232, 1842165), (11280, 1834326), (11323, 1827360), (11421, 1811680), (12060, 1715688), (12168, 1700460), (12220, 1693224), (12596, 1642680), (12636, 1637480), (12690, 1630512), (12960, 1596543), (13065, 1583712), (13520, 1530414), (13536, 1528605), (13689, 1511520), (13936, 1484730), (14040, 1473732), (14472, 1429740), (14664, 1411020), (15210, 1360368), (15228, 1358760), (15678, 1319760), (15745, 1314144), (15795, 1309984), (15886, 1302480), (16080, 1286766), (16224, 1275345), (16281, 1270880), (16497, 1254240), (16848, 1228110), (16920, 1222884), (17420, 1187784), (18090, 1143792), (18252, 1133640), (18330, 1128816), (18720, 1105299), (18894, 1095120), (19035, 1087008), (19296, 1072305), (19440, 1064362), (19552, 1058265), (20280, 1020276), (20304, 1019070), (20904, 989820), (21060, 982488), (21708, 953160), (21996, 940680), (22560, 917163), (22646, 913680), (22815, 906912), (22842, 905840), (23517, 879840), (23829, 868320), (24120, 857844), (24336, 850230), (24440, 846612), (25192, 821340), (25272, 818740), (25380, 815256), (26130, 791856), (27040, 765207), (27135, 762528), (27378, 755760), (27495, 752544), (27872, 742365), (28080, 736866), (28341, 730080), (28944, 714870), (29328, 705510), (30420, 680184), (30456, 679380), (31356, 659880), (31490, 657072), (31590, 654992), (31772, 651240), (32160, 643383), (32562, 635440), (32994, 627120), (33696, 614055), (33840, 611442), (33969, 609120), (34840, 593892), (36180, 571896), (36504, 566820), (36660, 564408), (37788, 547560), (38070, 543504), (38880, 532181), (39195, 527904), (39715, 520992), (40560, 510138), (40608, 509535), (40937, 505440), (41067, 503840), (41808, 494910), (42120, 491244), (43416, 476580), (43992, 470340), (45292, 456840), (45630, 453456), (45684, 452920), (47034, 439920), (47235, 438048), (47658, 434160), (48240, 428922), (48672, 425115), (48880, 423306), (49491, 418080), (50384, 410670), (50544, 409370), (50760, 407628), (52260, 395928), (54270, 381264), (54756, 377880), (54990, 376272), (56160, 368433), (56615, 365472), (56682, 365040), (57105, 362336), (57888, 357435), (58656, 352755), (60840, 340092), (60912, 339690), (62712, 329940), (62980, 328536), (63180, 327496), (63544, 325620), (65124, 317720), (65988, 313560), (67680, 305721), (67938, 304560), (68445, 302304), (69680, 296946), (70551, 293280), (71487, 289440), (72360, 285948), (73008, 283410), (73320, 282204), (75576, 273780), (76140, 271752), (78390, 263952), (79430, 260496), (81120, 255069), (81405, 254176), (81874, 252720), (82134, 251920), (82485, 250848), (83616, 247455), (84240, 245622), (85023, 243360), (86832, 238290), (87984, 235170), (90584, 228420), (91260, 226728), (91368, 226460), (94068, 219960), (94470, 219024), (95316, 217080), (96480, 214461), (97760, 211653), (98982, 209040), (100768, 205335), (101088, 204685), (101520, 203814), (101907, 203040), (104520, 197964), (108540, 190632), (109512, 188940), (109980, 188136), (113230, 182736), (113364, 182520), (114210, 181168), (117585, 175968), (119145, 173664), (121680, 170046), (121824, 169845), (122811, 168480), (125424, 164970), (125960, 164268), (126360, 163748), (127088, 162810), (130248, 158860), (131976, 156780), (135876, 152280), (136890, 151152), (139360, 148473), (141102, 146640), (141705, 146016), (142974, 144720)]