131715480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3671}}^1$

素因数の和:3721

約数の個数: 128

約数和(自身を含む): 444165120

約数和(自身を除く): 312449640

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, 1495, 1560, 1794, 2392, 2760, 2990, 3588, 3671, 4485, 5980, 7176, 7342, 8970, 11013, 11960, 14684, 17940, 18355, 22026, 29368, 35880, 36710, 44052, 47723, 55065, 73420, 84433, 88104, 95446, 110130, 143169, 146840, 168866, 190892, 220260, 238615, 253299, 286338, 337732, 381784, 422165, 440520, 477230, 506598, 572676, 675464, 715845, 844330, 954460, 1013196, 1097629, 1145352, 1266495, 1431690, 1688660, 1908920, 2026392, 2195258, 2532990, 2863380, 3292887, 3377320, 4390516, 5065980, 5488145, 5726760, 6585774, 8781032, 10131960, 10976290, 13171548, 16464435, 21952580, 26343096, 32928870, 43905160, 65857740, 131715480]

約数ペア:

[(1, 131715480), (2, 65857740), (3, 43905160), (4, 32928870), (5, 26343096), (6, 21952580), (8, 16464435), (10, 13171548), (12, 10976290), (13, 10131960), (15, 8781032), (20, 6585774), (23, 5726760), (24, 5488145), (26, 5065980), (30, 4390516), (39, 3377320), (40, 3292887), (46, 2863380), (52, 2532990), (60, 2195258), (65, 2026392), (69, 1908920), (78, 1688660), (92, 1431690), (104, 1266495), (115, 1145352), (120, 1097629), (130, 1013196), (138, 954460), (156, 844330), (184, 715845), (195, 675464), (230, 572676), (260, 506598), (276, 477230), (299, 440520), (312, 422165), (345, 381784), (390, 337732), (460, 286338), (520, 253299), (552, 238615), (598, 220260), (690, 190892), (780, 168866), (897, 146840), (920, 143169), (1196, 110130), (1380, 95446), (1495, 88104), (1560, 84433), (1794, 73420), (2392, 55065), (2760, 47723), (2990, 44052), (3588, 36710), (3671, 35880), (4485, 29368), (5980, 22026), (7176, 18355), (7342, 17940), (8970, 14684), (11013, 11960)]