20696991840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2039}}^1$

素因数の和:2139

約数の個数: 576

約数和(自身を含む): 86612198400

約数和(自身を除く): 65915206560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 53, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 106, 112, 114, 120, 126, 133, 140, 144, 152, 159, 160, 168, 171, 180, 190, 210, 212, 224, 228, 240, 252, 265, 266, 280, 285, 288, 304, 315, 318, 336, 342, 360, 371, 380, 399, 420, 424, 456, 477, 480, 504, 530, 532, 560, 570, 608, 630, 636, 665, 672, 684, 720, 742, 760, 795, 798, 840, 848, 855, 912, 954, 1007, 1008, 1060, 1064, 1113, 1120, 1140, 1197, 1260, 1272, 1330, 1368, 1440, 1484, 1520, 1590, 1596, 1680, 1696, 1710, 1824, 1855, 1908, 1995, 2014, 2016, 2039, 2120, 2128, 2226, 2280, 2385, 2394, 2520, 2544, 2660, 2736, 2968, 3021, 3040, 3180, 3192, 3339, 3360, 3420, 3710, 3816, 3990, 4028, 4078, 4240, 4256, 4452, 4560, 4770, 4788, 5035, 5040, 5088, 5320, 5472, 5565, 5936, 5985, 6042, 6117, 6360, 6384, 6678, 6840, 7049, 7420, 7632, 7980, 8056, 8156, 8480, 8904, 9063, 9120, 9540, 9576, 10070, 10080, 10195, 10640, 11130, 11872, 11970, 12084, 12234, 12720, 12768, 13356, 13680, 14098, 14273, 14840, 15105, 15264, 15960, 16112, 16312, 16695, 17808, 18126, 18351, 19080, 19152, 20140, 20390, 21147, 21280, 22260, 23940, 24168, 24468, 25440, 26712, 27360, 28196, 28546, 29680, 30210, 30585, 31920, 32224, 32624, 33390, 35245, 35616, 36252, 36702, 38160, 38304, 38741, 40280, 40780, 42294, 42819, 44520, 45315, 47880, 48336, 48936, 53424, 56392, 57092, 59360, 60420, 61170, 63441, 63840, 65248, 66780, 70490, 71365, 72504, 73404, 76320, 77482, 80560, 81560, 84588, 85638, 89040, 90630, 91755, 95760, 96672, 97872, 105735, 106848, 108067, 112784, 114184, 116223, 120840, 122340, 126882, 128457, 133560, 140980, 142730, 145008, 146808, 154964, 161120, 163120, 169176, 171276, 178080, 181260, 183510, 191520, 193705, 195744, 211470, 214095, 216134, 225568, 228368, 232446, 241680, 244680, 253764, 256914, 267120, 271187, 281960, 285460, 290016, 293616, 309928, 317205, 324201, 326240, 338352, 342552, 348669, 362520, 367020, 387410, 422940, 428190, 432268, 456736, 464892, 483360, 489360, 507528, 513828, 534240, 540335, 542374, 563920, 570920, 581115, 587232, 619856, 634410, 642285, 648402, 676704, 685104, 697338, 725040, 734040, 756469, 774820, 813561, 845880, 856380, 864536, 929784, 972603, 978720, 1015056, 1027656, 1080670, 1084748, 1127840, 1141840, 1162230, 1239712, 1268820, 1284570, 1296804, 1355935, 1370208, 1394676, 1450080, 1468080, 1512938, 1549640, 1621005, 1627122, 1691760, 1712760, 1729072, 1743345, 1859568, 1945206, 2030112, 2053273, 2055312, 2161340, 2169496, 2269407, 2283680, 2324460, 2440683, 2537640, 2569140, 2593608, 2711870, 2789352, 2936160, 3025876, 3099280, 3242010, 3254244, 3383520, 3425520, 3458144, 3486690, 3719136, 3782345, 3890412, 4067805, 4106546, 4110624, 4322680, 4338992, 4538814, 4648920, 4863015, 4881366, 5075280, 5138280, 5187216, 5423740, 5578704, 6051752, 6159819, 6198560, 6484020, 6508488, 6808221, 6851040, 6973380, 7564690, 7780824, 8135610, 8213092, 8645360, 8677984, 9077628, 9297840, 9726030, 9762732, 10150560, 10266365, 10276560, 10374432, 10847480, 11157408, 11347035, 12103504, 12203415, 12319638, 12968040, 13016976, 13616442, 13946760, 14372911, 15129380, 15561648, 16271220, 16426184, 17290720, 18155256, 18479457, 18595680, 19452060, 19525464, 20532730, 20553120, 21694960, 22694070, 24207008, 24406830, 24639276, 25936080, 26033952, 27232884, 27893520, 28745822, 30258760, 30799095, 31123296, 32542440, 32852368, 34041105, 36310512, 36958914, 38904120, 39050928, 41065460, 43118733, 43389920, 45388140, 48813660, 49278552, 51872160, 54465768, 55787040, 57491644, 60517520, 61598190, 65084880, 65704736, 68082210, 71864555, 72621024, 73917828, 77808240, 78101856, 82130920, 86237466, 90776280, 92397285, 97627320, 98557104, 108931536, 114983288, 121035040, 123196380, 129356199, 130169760, 136164420, 143729110, 147835656, 155616480, 164261840, 172474932, 181552560, 184794570, 195254640, 197114208, 215593665, 217863072, 229966576, 246392760, 258712398, 272328840, 287458220, 295671312, 328523680, 344949864, 363105120, 369589140, 390509280, 431187330, 459933152, 492785520, 517424796, 544657680, 574916440, 591342624, 646780995, 689899728, 739178280, 862374660, 985571040, 1034849592, 1089315360, 1149832880, 1293561990, 1379799456, 1478356560, 1724749320, 2069699184, 2299665760, 2587123980, 2956713120, 3449498640, 4139398368, 5174247960, 6898997280, 10348495920, 20696991840]

約数ペア:

[(1, 20696991840), (2, 10348495920), (3, 6898997280), (4, 5174247960), (5, 4139398368), (6, 3449498640), (7, 2956713120), (8, 2587123980), (9, 2299665760), (10, 2069699184), (12, 1724749320), (14, 1478356560), (15, 1379799456), (16, 1293561990), (18, 1149832880), (19, 1089315360), (20, 1034849592), (21, 985571040), (24, 862374660), (28, 739178280), (30, 689899728), (32, 646780995), (35, 591342624), (36, 574916440), (38, 544657680), (40, 517424796), (42, 492785520), (45, 459933152), (48, 431187330), (53, 390509280), (56, 369589140), (57, 363105120), (60, 344949864), (63, 328523680), (70, 295671312), (72, 287458220), (76, 272328840), (80, 258712398), (84, 246392760), (90, 229966576), (95, 217863072), (96, 215593665), (105, 197114208), (106, 195254640), (112, 184794570), (114, 181552560), (120, 172474932), (126, 164261840), (133, 155616480), (140, 147835656), (144, 143729110), (152, 136164420), (159, 130169760), (160, 129356199), (168, 123196380), (171, 121035040), (180, 114983288), (190, 108931536), (210, 98557104), (212, 97627320), (224, 92397285), (228, 90776280), (240, 86237466), (252, 82130920), (265, 78101856), (266, 77808240), (280, 73917828), (285, 72621024), (288, 71864555), (304, 68082210), (315, 65704736), (318, 65084880), (336, 61598190), (342, 60517520), (360, 57491644), (371, 55787040), (380, 54465768), (399, 51872160), (420, 49278552), (424, 48813660), (456, 45388140), (477, 43389920), (480, 43118733), (504, 41065460), (530, 39050928), (532, 38904120), (560, 36958914), (570, 36310512), (608, 34041105), (630, 32852368), (636, 32542440), (665, 31123296), (672, 30799095), (684, 30258760), (720, 28745822), (742, 27893520), (760, 27232884), (795, 26033952), (798, 25936080), (840, 24639276), (848, 24406830), (855, 24207008), (912, 22694070), (954, 21694960), (1007, 20553120), (1008, 20532730), (1060, 19525464), (1064, 19452060), (1113, 18595680), (1120, 18479457), (1140, 18155256), (1197, 17290720), (1260, 16426184), (1272, 16271220), (1330, 15561648), (1368, 15129380), (1440, 14372911), (1484, 13946760), (1520, 13616442), (1590, 13016976), (1596, 12968040), (1680, 12319638), (1696, 12203415), (1710, 12103504), (1824, 11347035), (1855, 11157408), (1908, 10847480), (1995, 10374432), (2014, 10276560), (2016, 10266365), (2039, 10150560), (2120, 9762732), (2128, 9726030), (2226, 9297840), (2280, 9077628), (2385, 8677984), (2394, 8645360), (2520, 8213092), (2544, 8135610), (2660, 7780824), (2736, 7564690), (2968, 6973380), (3021, 6851040), (3040, 6808221), (3180, 6508488), (3192, 6484020), (3339, 6198560), (3360, 6159819), (3420, 6051752), (3710, 5578704), (3816, 5423740), (3990, 5187216), (4028, 5138280), (4078, 5075280), (4240, 4881366), (4256, 4863015), (4452, 4648920), (4560, 4538814), (4770, 4338992), (4788, 4322680), (5035, 4110624), (5040, 4106546), (5088, 4067805), (5320, 3890412), (5472, 3782345), (5565, 3719136), (5936, 3486690), (5985, 3458144), (6042, 3425520), (6117, 3383520), (6360, 3254244), (6384, 3242010), (6678, 3099280), (6840, 3025876), (7049, 2936160), (7420, 2789352), (7632, 2711870), (7980, 2593608), (8056, 2569140), (8156, 2537640), (8480, 2440683), (8904, 2324460), (9063, 2283680), (9120, 2269407), (9540, 2169496), (9576, 2161340), (10070, 2055312), (10080, 2053273), (10195, 2030112), (10640, 1945206), (11130, 1859568), (11872, 1743345), (11970, 1729072), (12084, 1712760), (12234, 1691760), (12720, 1627122), (12768, 1621005), (13356, 1549640), (13680, 1512938), (14098, 1468080), (14273, 1450080), (14840, 1394676), (15105, 1370208), (15264, 1355935), (15960, 1296804), (16112, 1284570), (16312, 1268820), (16695, 1239712), (17808, 1162230), (18126, 1141840), (18351, 1127840), (19080, 1084748), (19152, 1080670), (20140, 1027656), (20390, 1015056), (21147, 978720), (21280, 972603), (22260, 929784), (23940, 864536), (24168, 856380), (24468, 845880), (25440, 813561), (26712, 774820), (27360, 756469), (28196, 734040), (28546, 725040), (29680, 697338), (30210, 685104), (30585, 676704), (31920, 648402), (32224, 642285), (32624, 634410), (33390, 619856), (35245, 587232), (35616, 581115), (36252, 570920), (36702, 563920), (38160, 542374), (38304, 540335), (38741, 534240), (40280, 513828), (40780, 507528), (42294, 489360), (42819, 483360), (44520, 464892), (45315, 456736), (47880, 432268), (48336, 428190), (48936, 422940), (53424, 387410), (56392, 367020), (57092, 362520), (59360, 348669), (60420, 342552), (61170, 338352), (63441, 326240), (63840, 324201), (65248, 317205), (66780, 309928), (70490, 293616), (71365, 290016), (72504, 285460), (73404, 281960), (76320, 271187), (77482, 267120), (80560, 256914), (81560, 253764), (84588, 244680), (85638, 241680), (89040, 232446), (90630, 228368), (91755, 225568), (95760, 216134), (96672, 214095), (97872, 211470), (105735, 195744), (106848, 193705), (108067, 191520), (112784, 183510), (114184, 181260), (116223, 178080), (120840, 171276), (122340, 169176), (126882, 163120), (128457, 161120), (133560, 154964), (140980, 146808), (142730, 145008)]