20010659760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{305413}}^1$

素因数の和:305452

約数の個数: 240

約数和(自身を含む): 82710997824

約数和(自身を除く): 62700338064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 9360, 10920, 13104, 16380, 21840, 32760, 65520, 305413, 610826, 916239, 1221652, 1527065, 1832478, 2137891, 2443304, 2748717, 3054130, 3664956, 3970369, 4275782, 4581195, 4886608, 5497434, 6108260, 6413673, 7329912, 7940738, 8551564, 9162390, 10689455, 10994868, 11911107, 12216520, 12827346, 13743585, 14659824, 15881476, 17103128, 18324780, 19241019, 19851845, 21378910, 21989736, 23822214, 24433040, 25654692, 27487170, 27792583, 31762952, 32068365, 34206256, 35733321, 36649560, 38482038, 39703690, 42757820, 43979472, 47644428, 51309384, 54974340, 55585166, 59555535, 63525904, 64136730, 71466642, 73299120, 76964076, 79407380, 83377749, 85515640, 95288856, 96205095, 102618768, 109948680, 111170332, 119111070, 128273460, 138962915, 142933284, 153928152, 158814760, 166755498, 171031280, 178666605, 190577712, 192410190, 219897360, 222340664, 238222140, 250133247, 256546920, 277925830, 285866568, 307856304, 317629520, 333510996, 357333210, 384820380, 416888745, 444681328, 476444280, 500266494, 513093840, 555851660, 571733136, 667021992, 714666420, 769640760, 833777490, 952888560, 1000532988, 1111703320, 1250666235, 1334043984, 1429332840, 1539281520, 1667554980, 2001065976, 2223406640, 2501332470, 2858665680, 3335109960, 4002131952, 5002664940, 6670219920, 10005329880, 20010659760]

約数ペア:

[(1, 20010659760), (2, 10005329880), (3, 6670219920), (4, 5002664940), (5, 4002131952), (6, 3335109960), (7, 2858665680), (8, 2501332470), (9, 2223406640), (10, 2001065976), (12, 1667554980), (13, 1539281520), (14, 1429332840), (15, 1334043984), (16, 1250666235), (18, 1111703320), (20, 1000532988), (21, 952888560), (24, 833777490), (26, 769640760), (28, 714666420), (30, 667021992), (35, 571733136), (36, 555851660), (39, 513093840), (40, 500266494), (42, 476444280), (45, 444681328), (48, 416888745), (52, 384820380), (56, 357333210), (60, 333510996), (63, 317629520), (65, 307856304), (70, 285866568), (72, 277925830), (78, 256546920), (80, 250133247), (84, 238222140), (90, 222340664), (91, 219897360), (104, 192410190), (105, 190577712), (112, 178666605), (117, 171031280), (120, 166755498), (126, 158814760), (130, 153928152), (140, 142933284), (144, 138962915), (156, 128273460), (168, 119111070), (180, 111170332), (182, 109948680), (195, 102618768), (208, 96205095), (210, 95288856), (234, 85515640), (240, 83377749), (252, 79407380), (260, 76964076), (273, 73299120), (280, 71466642), (312, 64136730), (315, 63525904), (336, 59555535), (360, 55585166), (364, 54974340), (390, 51309384), (420, 47644428), (455, 43979472), (468, 42757820), (504, 39703690), (520, 38482038), (546, 36649560), (560, 35733321), (585, 34206256), (624, 32068365), (630, 31762952), (720, 27792583), (728, 27487170), (780, 25654692), (819, 24433040), (840, 23822214), (910, 21989736), (936, 21378910), (1008, 19851845), (1040, 19241019), (1092, 18324780), (1170, 17103128), (1260, 15881476), (1365, 14659824), (1456, 13743585), (1560, 12827346), (1638, 12216520), (1680, 11911107), (1820, 10994868), (1872, 10689455), (2184, 9162390), (2340, 8551564), (2520, 7940738), (2730, 7329912), (3120, 6413673), (3276, 6108260), (3640, 5497434), (4095, 4886608), (4368, 4581195), (4680, 4275782), (5040, 3970369), (5460, 3664956), (6552, 3054130), (7280, 2748717), (8190, 2443304), (9360, 2137891), (10920, 1832478), (13104, 1527065), (16380, 1221652), (21840, 916239), (32760, 610826), (65520, 305413)]