51266280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 168739200

約数和(自身を除く): 117472920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 59, 60, 65, 78, 104, 118, 120, 130, 156, 177, 195, 236, 260, 295, 312, 354, 390, 472, 520, 557, 590, 708, 767, 780, 885, 1114, 1180, 1416, 1534, 1560, 1671, 1770, 2228, 2301, 2360, 2785, 3068, 3342, 3540, 3835, 4456, 4602, 5570, 6136, 6684, 7080, 7241, 7670, 8355, 9204, 11140, 11505, 13368, 14482, 15340, 16710, 18408, 21723, 22280, 23010, 28964, 30680, 32863, 33420, 36205, 43446, 46020, 57928, 65726, 66840, 72410, 86892, 92040, 98589, 108615, 131452, 144820, 164315, 173784, 197178, 217230, 262904, 289640, 328630, 394356, 427219, 434460, 492945, 657260, 788712, 854438, 868920, 985890, 1281657, 1314520, 1708876, 1971780, 2136095, 2563314, 3417752, 3943560, 4272190, 5126628, 6408285, 8544380, 10253256, 12816570, 17088760, 25633140, 51266280]

約数ペア:

[(1, 51266280), (2, 25633140), (3, 17088760), (4, 12816570), (5, 10253256), (6, 8544380), (8, 6408285), (10, 5126628), (12, 4272190), (13, 3943560), (15, 3417752), (20, 2563314), (24, 2136095), (26, 1971780), (30, 1708876), (39, 1314520), (40, 1281657), (52, 985890), (59, 868920), (60, 854438), (65, 788712), (78, 657260), (104, 492945), (118, 434460), (120, 427219), (130, 394356), (156, 328630), (177, 289640), (195, 262904), (236, 217230), (260, 197178), (295, 173784), (312, 164315), (354, 144820), (390, 131452), (472, 108615), (520, 98589), (557, 92040), (590, 86892), (708, 72410), (767, 66840), (780, 65726), (885, 57928), (1114, 46020), (1180, 43446), (1416, 36205), (1534, 33420), (1560, 32863), (1671, 30680), (1770, 28964), (2228, 23010), (2301, 22280), (2360, 21723), (2785, 18408), (3068, 16710), (3342, 15340), (3540, 14482), (3835, 13368), (4456, 11505), (4602, 11140), (5570, 9204), (6136, 8355), (6684, 7670), (7080, 7241)]