645839520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79147}}^1$

素因数の和:79182

約数の個数: 96

約数和(自身を含む): 2154091968

約数和(自身を除く): 1508252448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2720, 4080, 8160, 79147, 158294, 237441, 316588, 395735, 474882, 633176, 791470, 949764, 1187205, 1266352, 1345499, 1582940, 1899528, 2374410, 2532704, 2690998, 3165880, 3799056, 4036497, 4748820, 5381996, 6331760, 6727495, 7598112, 8072994, 9497640, 10763992, 12663520, 13454990, 16145988, 18995280, 20182485, 21527984, 26909980, 32291976, 37990560, 40364970, 43055968, 53819960, 64583952, 80729940, 107639920, 129167904, 161459880, 215279840, 322919760, 645839520]

約数ペア:

[(1, 645839520), (2, 322919760), (3, 215279840), (4, 161459880), (5, 129167904), (6, 107639920), (8, 80729940), (10, 64583952), (12, 53819960), (15, 43055968), (16, 40364970), (17, 37990560), (20, 32291976), (24, 26909980), (30, 21527984), (32, 20182485), (34, 18995280), (40, 16145988), (48, 13454990), (51, 12663520), (60, 10763992), (68, 9497640), (80, 8072994), (85, 7598112), (96, 6727495), (102, 6331760), (120, 5381996), (136, 4748820), (160, 4036497), (170, 3799056), (204, 3165880), (240, 2690998), (255, 2532704), (272, 2374410), (340, 1899528), (408, 1582940), (480, 1345499), (510, 1266352), (544, 1187205), (680, 949764), (816, 791470), (1020, 633176), (1360, 474882), (1632, 395735), (2040, 316588), (2720, 237441), (4080, 158294), (8160, 79147)]