21540942720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1075

約数の個数: 576

約数和(自身を含む): 84482536320

約数和(自身を除く): 62941593600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 32, 33, 36, 40, 44, 45, 48, 55, 60, 62, 64, 66, 72, 80, 88, 90, 93, 96, 99, 110, 120, 121, 124, 128, 132, 144, 155, 160, 165, 176, 180, 186, 192, 198, 220, 240, 242, 248, 264, 279, 288, 310, 320, 330, 341, 352, 360, 363, 372, 384, 396, 440, 465, 480, 484, 495, 496, 528, 558, 576, 605, 620, 640, 660, 682, 704, 720, 726, 744, 792, 880, 930, 960, 968, 990, 992, 997, 1023, 1056, 1089, 1116, 1152, 1210, 1240, 1320, 1364, 1395, 1408, 1440, 1452, 1488, 1584, 1705, 1760, 1815, 1860, 1920, 1936, 1980, 1984, 1994, 2046, 2112, 2178, 2232, 2420, 2480, 2640, 2728, 2790, 2880, 2904, 2976, 2991, 3069, 3168, 3410, 3520, 3630, 3720, 3751, 3872, 3960, 3968, 3988, 4092, 4224, 4356, 4464, 4840, 4960, 4985, 5115, 5280, 5445, 5456, 5580, 5760, 5808, 5952, 5982, 6138, 6336, 6820, 7040, 7260, 7440, 7502, 7744, 7920, 7976, 8184, 8712, 8928, 8973, 9680, 9920, 9970, 10230, 10560, 10890, 10912, 10967, 11160, 11253, 11616, 11904, 11964, 12276, 12672, 13640, 14520, 14880, 14955, 15004, 15345, 15488, 15840, 15952, 16368, 17424, 17856, 17946, 18755, 19360, 19840, 19940, 20460, 21120, 21780, 21824, 21934, 22320, 22506, 23232, 23928, 24552, 27280, 29040, 29760, 29910, 30008, 30690, 30907, 31680, 31904, 32736, 32901, 33759, 34848, 35712, 35892, 37510, 38720, 39880, 40920, 43560, 43648, 43868, 44640, 44865, 45012, 46464, 47856, 49104, 54560, 54835, 56265, 58080, 59520, 59820, 60016, 61380, 61814, 63360, 63808, 65472, 65802, 67518, 69696, 71784, 75020, 77440, 79760, 81840, 87120, 87736, 89280, 89730, 90024, 92721, 95712, 98208, 98703, 109120, 109670, 112530, 116160, 119640, 120032, 120637, 122760, 123628, 127616, 130944, 131604, 135036, 139392, 143568, 150040, 154535, 159520, 163680, 164505, 168795, 174240, 175472, 178560, 179460, 180048, 185442, 191424, 196416, 197406, 218240, 219340, 225060, 232320, 239280, 240064, 241274, 245520, 247256, 263208, 270072, 278163, 287136, 300080, 309070, 319040, 327360, 329010, 337590, 339977, 348480, 350944, 358920, 360096, 361911, 370884, 382848, 392832, 394812, 438680, 450120, 463605, 478560, 480128, 482548, 491040, 493515, 494512, 526416, 540144, 556326, 574272, 600160, 603185, 618140, 638080, 654720, 658020, 675180, 679954, 696960, 701888, 717840, 720192, 723822, 741768, 789624, 877360, 900240, 927210, 957120, 965096, 982080, 987030, 989024, 1019931, 1052832, 1080288, 1085733, 1112652, 1148544, 1200320, 1206370, 1236280, 1316040, 1350360, 1359908, 1390815, 1403776, 1435680, 1440384, 1447644, 1483536, 1579248, 1699885, 1754720, 1800480, 1809555, 1854420, 1914240, 1930192, 1964160, 1974060, 1978048, 2039862, 2105664, 2160576, 2171466, 2225304, 2400640, 2412740, 2472560, 2632080, 2700720, 2719816, 2781630, 2871360, 2895288, 2967072, 3059793, 3158496, 3399770, 3509440, 3600960, 3619110, 3708840, 3739747, 3860384, 3948120, 3956096, 4079724, 4211328, 4321152, 4342932, 4450608, 4825480, 4945120, 5099655, 5264160, 5401440, 5428665, 5439632, 5563260, 5742720, 5790576, 5934144, 6119586, 6316992, 6799540, 7018880, 7201920, 7238220, 7417680, 7479494, 7720768, 7896240, 8159448, 8685864, 8901216, 9650960, 9890240, 10199310, 10528320, 10802880, 10857330, 10879264, 11126520, 11219241, 11581152, 11868288, 12239172, 12633984, 13599080, 14476440, 14835360, 14958988, 15298965, 15441536, 15792480, 16318896, 17371728, 17802432, 18698735, 19301920, 19780480, 20398620, 21056640, 21605760, 21714660, 21758528, 22253040, 22438482, 23162304, 24478344, 27198160, 28952880, 29670720, 29917976, 30597930, 31584960, 32637792, 33657723, 34743456, 35604864, 37397470, 38603840, 40797240, 43429320, 43517056, 44506080, 44876964, 46324608, 48956688, 54396320, 56096205, 57905760, 59341440, 59835952, 61195860, 63169920, 65275584, 67315446, 69486912, 74794940, 77207680, 81594480, 86858640, 89012160, 89753928, 97913376, 108792640, 112192410, 115811520, 119671904, 122391720, 130551168, 134630892, 138973824, 149589880, 163188960, 168288615, 173717280, 178024320, 179507856, 195826752, 217585280, 224384820, 231623040, 239343808, 244783440, 269261784, 299179760, 326377920, 336577230, 347434560, 359015712, 391653504, 448769640, 478687616, 489566880, 538523568, 598359520, 652755840, 673154460, 694869120, 718031424, 897539280, 979133760, 1077047136, 1196719040, 1346308920, 1436062848, 1795078560, 1958267520, 2154094272, 2393438080, 2692617840, 3590157120, 4308188544, 5385235680, 7180314240, 10770471360, 21540942720]

約数ペア:

[(1, 21540942720), (2, 10770471360), (3, 7180314240), (4, 5385235680), (5, 4308188544), (6, 3590157120), (8, 2692617840), (9, 2393438080), (10, 2154094272), (11, 1958267520), (12, 1795078560), (15, 1436062848), (16, 1346308920), (18, 1196719040), (20, 1077047136), (22, 979133760), (24, 897539280), (30, 718031424), (31, 694869120), (32, 673154460), (33, 652755840), (36, 598359520), (40, 538523568), (44, 489566880), (45, 478687616), (48, 448769640), (55, 391653504), (60, 359015712), (62, 347434560), (64, 336577230), (66, 326377920), (72, 299179760), (80, 269261784), (88, 244783440), (90, 239343808), (93, 231623040), (96, 224384820), (99, 217585280), (110, 195826752), (120, 179507856), (121, 178024320), (124, 173717280), (128, 168288615), (132, 163188960), (144, 149589880), (155, 138973824), (160, 134630892), (165, 130551168), (176, 122391720), (180, 119671904), (186, 115811520), (192, 112192410), (198, 108792640), (220, 97913376), (240, 89753928), (242, 89012160), (248, 86858640), (264, 81594480), (279, 77207680), (288, 74794940), (310, 69486912), (320, 67315446), (330, 65275584), (341, 63169920), (352, 61195860), (360, 59835952), (363, 59341440), (372, 57905760), (384, 56096205), (396, 54396320), (440, 48956688), (465, 46324608), (480, 44876964), (484, 44506080), (495, 43517056), (496, 43429320), (528, 40797240), (558, 38603840), (576, 37397470), (605, 35604864), (620, 34743456), (640, 33657723), (660, 32637792), (682, 31584960), (704, 30597930), (720, 29917976), (726, 29670720), (744, 28952880), (792, 27198160), (880, 24478344), (930, 23162304), (960, 22438482), (968, 22253040), (990, 21758528), (992, 21714660), (997, 21605760), (1023, 21056640), (1056, 20398620), (1089, 19780480), (1116, 19301920), (1152, 18698735), (1210, 17802432), (1240, 17371728), (1320, 16318896), (1364, 15792480), (1395, 15441536), (1408, 15298965), (1440, 14958988), (1452, 14835360), (1488, 14476440), (1584, 13599080), (1705, 12633984), (1760, 12239172), (1815, 11868288), (1860, 11581152), (1920, 11219241), (1936, 11126520), (1980, 10879264), (1984, 10857330), (1994, 10802880), (2046, 10528320), (2112, 10199310), (2178, 9890240), (2232, 9650960), (2420, 8901216), (2480, 8685864), (2640, 8159448), (2728, 7896240), (2790, 7720768), (2880, 7479494), (2904, 7417680), (2976, 7238220), (2991, 7201920), (3069, 7018880), (3168, 6799540), (3410, 6316992), (3520, 6119586), (3630, 5934144), (3720, 5790576), (3751, 5742720), (3872, 5563260), (3960, 5439632), (3968, 5428665), (3988, 5401440), (4092, 5264160), (4224, 5099655), (4356, 4945120), (4464, 4825480), (4840, 4450608), (4960, 4342932), (4985, 4321152), (5115, 4211328), (5280, 4079724), (5445, 3956096), (5456, 3948120), (5580, 3860384), (5760, 3739747), (5808, 3708840), (5952, 3619110), (5982, 3600960), (6138, 3509440), (6336, 3399770), (6820, 3158496), (7040, 3059793), (7260, 2967072), (7440, 2895288), (7502, 2871360), (7744, 2781630), (7920, 2719816), (7976, 2700720), (8184, 2632080), (8712, 2472560), (8928, 2412740), (8973, 2400640), (9680, 2225304), (9920, 2171466), (9970, 2160576), (10230, 2105664), (10560, 2039862), (10890, 1978048), (10912, 1974060), (10967, 1964160), (11160, 1930192), (11253, 1914240), (11616, 1854420), (11904, 1809555), (11964, 1800480), (12276, 1754720), (12672, 1699885), (13640, 1579248), (14520, 1483536), (14880, 1447644), (14955, 1440384), (15004, 1435680), (15345, 1403776), (15488, 1390815), (15840, 1359908), (15952, 1350360), (16368, 1316040), (17424, 1236280), (17856, 1206370), (17946, 1200320), (18755, 1148544), (19360, 1112652), (19840, 1085733), (19940, 1080288), (20460, 1052832), (21120, 1019931), (21780, 989024), (21824, 987030), (21934, 982080), (22320, 965096), (22506, 957120), (23232, 927210), (23928, 900240), (24552, 877360), (27280, 789624), (29040, 741768), (29760, 723822), (29910, 720192), (30008, 717840), (30690, 701888), (30907, 696960), (31680, 679954), (31904, 675180), (32736, 658020), (32901, 654720), (33759, 638080), (34848, 618140), (35712, 603185), (35892, 600160), (37510, 574272), (38720, 556326), (39880, 540144), (40920, 526416), (43560, 494512), (43648, 493515), (43868, 491040), (44640, 482548), (44865, 480128), (45012, 478560), (46464, 463605), (47856, 450120), (49104, 438680), (54560, 394812), (54835, 392832), (56265, 382848), (58080, 370884), (59520, 361911), (59820, 360096), (60016, 358920), (61380, 350944), (61814, 348480), (63360, 339977), (63808, 337590), (65472, 329010), (65802, 327360), (67518, 319040), (69696, 309070), (71784, 300080), (75020, 287136), (77440, 278163), (79760, 270072), (81840, 263208), (87120, 247256), (87736, 245520), (89280, 241274), (89730, 240064), (90024, 239280), (92721, 232320), (95712, 225060), (98208, 219340), (98703, 218240), (109120, 197406), (109670, 196416), (112530, 191424), (116160, 185442), (119640, 180048), (120032, 179460), (120637, 178560), (122760, 175472), (123628, 174240), (127616, 168795), (130944, 164505), (131604, 163680), (135036, 159520), (139392, 154535), (143568, 150040)]