51272520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1429}}^1$

素因数の和:1479

約数の個数: 128

約数和(自身を含む): 172972800

約数和(自身を除く): 121700280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1429, 1495, 1560, 1794, 2392, 2760, 2858, 2990, 3588, 4287, 4485, 5716, 5980, 7145, 7176, 8574, 8970, 11432, 11960, 14290, 17148, 17940, 18577, 21435, 28580, 32867, 34296, 35880, 37154, 42870, 55731, 57160, 65734, 74308, 85740, 92885, 98601, 111462, 131468, 148616, 164335, 171480, 185770, 197202, 222924, 262936, 278655, 328670, 371540, 394404, 427271, 445848, 493005, 557310, 657340, 743080, 788808, 854542, 986010, 1114620, 1281813, 1314680, 1709084, 1972020, 2136355, 2229240, 2563626, 3418168, 3944040, 4272710, 5127252, 6409065, 8545420, 10254504, 12818130, 17090840, 25636260, 51272520]

約数ペア:

[(1, 51272520), (2, 25636260), (3, 17090840), (4, 12818130), (5, 10254504), (6, 8545420), (8, 6409065), (10, 5127252), (12, 4272710), (13, 3944040), (15, 3418168), (20, 2563626), (23, 2229240), (24, 2136355), (26, 1972020), (30, 1709084), (39, 1314680), (40, 1281813), (46, 1114620), (52, 986010), (60, 854542), (65, 788808), (69, 743080), (78, 657340), (92, 557310), (104, 493005), (115, 445848), (120, 427271), (130, 394404), (138, 371540), (156, 328670), (184, 278655), (195, 262936), (230, 222924), (260, 197202), (276, 185770), (299, 171480), (312, 164335), (345, 148616), (390, 131468), (460, 111462), (520, 98601), (552, 92885), (598, 85740), (690, 74308), (780, 65734), (897, 57160), (920, 55731), (1196, 42870), (1380, 37154), (1429, 35880), (1495, 34296), (1560, 32867), (1794, 28580), (2392, 21435), (2760, 18577), (2858, 17940), (2990, 17148), (3588, 14290), (4287, 11960), (4485, 11432), (5716, 8970), (5980, 8574), (7145, 7176)]