67780574920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{10859}}^1$

素因数の和:11123

約数の個数: 128

約数和(自身を含む): 165141504000

約数和(自身を除く): 97360929080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 191, 215, 344, 380, 382, 430, 760, 764, 817, 860, 955, 1528, 1634, 1720, 1910, 3268, 3629, 3820, 4085, 6536, 7258, 7640, 8170, 8213, 10859, 14516, 16340, 16426, 18145, 21718, 29032, 32680, 32852, 36290, 41065, 43436, 54295, 65704, 72580, 82130, 86872, 108590, 145160, 156047, 164260, 206321, 217180, 312094, 328520, 412642, 434360, 466937, 624188, 780235, 825284, 933874, 1031605, 1248376, 1560470, 1650568, 1867748, 2063210, 2074069, 2334685, 3120940, 3735496, 4126420, 4148138, 4669370, 6241880, 8252840, 8296276, 8871803, 9338740, 10370345, 16592552, 17743606, 18677480, 20740690, 35487212, 39407311, 41481380, 44359015, 70974424, 78814622, 82962760, 88718030, 89184967, 157629244, 177436060, 178369934, 197036555, 315258488, 354872120, 356739868, 394073110, 445924835, 713479736, 788146220, 891849670, 1576292440, 1694514373, 1783699340, 3389028746, 3567398680, 6778057492, 8472571865, 13556114984, 16945143730, 33890287460, 67780574920]

約数ペア:

[(1, 67780574920), (2, 33890287460), (4, 16945143730), (5, 13556114984), (8, 8472571865), (10, 6778057492), (19, 3567398680), (20, 3389028746), (38, 1783699340), (40, 1694514373), (43, 1576292440), (76, 891849670), (86, 788146220), (95, 713479736), (152, 445924835), (172, 394073110), (190, 356739868), (191, 354872120), (215, 315258488), (344, 197036555), (380, 178369934), (382, 177436060), (430, 157629244), (760, 89184967), (764, 88718030), (817, 82962760), (860, 78814622), (955, 70974424), (1528, 44359015), (1634, 41481380), (1720, 39407311), (1910, 35487212), (3268, 20740690), (3629, 18677480), (3820, 17743606), (4085, 16592552), (6536, 10370345), (7258, 9338740), (7640, 8871803), (8170, 8296276), (8213, 8252840), (10859, 6241880), (14516, 4669370), (16340, 4148138), (16426, 4126420), (18145, 3735496), (21718, 3120940), (29032, 2334685), (32680, 2074069), (32852, 2063210), (36290, 1867748), (41065, 1650568), (43436, 1560470), (54295, 1248376), (65704, 1031605), (72580, 933874), (82130, 825284), (86872, 780235), (108590, 624188), (145160, 466937), (156047, 434360), (164260, 412642), (206321, 328520), (217180, 312094)]