870837720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2377}}^1$

素因数の和:2505

約数の個数: 128

約数和(自身を含む): 2712061440

約数和(自身を除く): 1841223720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 71, 86, 120, 129, 142, 172, 213, 215, 258, 284, 344, 355, 426, 430, 516, 568, 645, 710, 852, 860, 1032, 1065, 1290, 1420, 1704, 1720, 2130, 2377, 2580, 2840, 3053, 4260, 4754, 5160, 6106, 7131, 8520, 9159, 9508, 11885, 12212, 14262, 15265, 18318, 19016, 23770, 24424, 28524, 30530, 35655, 36636, 45795, 47540, 57048, 61060, 71310, 73272, 91590, 95080, 102211, 122120, 142620, 168767, 183180, 204422, 285240, 306633, 337534, 366360, 408844, 506301, 511055, 613266, 675068, 817688, 843835, 1012602, 1022110, 1226532, 1350136, 1533165, 1687670, 2025204, 2044220, 2453064, 2531505, 3066330, 3375340, 4050408, 4088440, 5063010, 6132660, 6750680, 7256981, 10126020, 12265320, 14513962, 20252040, 21770943, 29027924, 36284905, 43541886, 58055848, 72569810, 87083772, 108854715, 145139620, 174167544, 217709430, 290279240, 435418860, 870837720]

約数ペア:

[(1, 870837720), (2, 435418860), (3, 290279240), (4, 217709430), (5, 174167544), (6, 145139620), (8, 108854715), (10, 87083772), (12, 72569810), (15, 58055848), (20, 43541886), (24, 36284905), (30, 29027924), (40, 21770943), (43, 20252040), (60, 14513962), (71, 12265320), (86, 10126020), (120, 7256981), (129, 6750680), (142, 6132660), (172, 5063010), (213, 4088440), (215, 4050408), (258, 3375340), (284, 3066330), (344, 2531505), (355, 2453064), (426, 2044220), (430, 2025204), (516, 1687670), (568, 1533165), (645, 1350136), (710, 1226532), (852, 1022110), (860, 1012602), (1032, 843835), (1065, 817688), (1290, 675068), (1420, 613266), (1704, 511055), (1720, 506301), (2130, 408844), (2377, 366360), (2580, 337534), (2840, 306633), (3053, 285240), (4260, 204422), (4754, 183180), (5160, 168767), (6106, 142620), (7131, 122120), (8520, 102211), (9159, 95080), (9508, 91590), (11885, 73272), (12212, 71310), (14262, 61060), (15265, 57048), (18318, 47540), (19016, 45795), (23770, 36636), (24424, 35655), (28524, 30530)]