1286388870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{18427}}^1$

素因数の和:18629

約数の個数: 64

約数和(自身を含む): 3343576320

約数和(自身を除く): 2057187450

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 179, 195, 358, 390, 537, 895, 1074, 1790, 2327, 2685, 4654, 5370, 6981, 11635, 13962, 18427, 23270, 34905, 36854, 55281, 69810, 92135, 110562, 184270, 239551, 276405, 479102, 552810, 718653, 1197755, 1437306, 2395510, 3298433, 3593265, 6596866, 7186530, 9895299, 16492165, 19790598, 32984330, 42879629, 49476495, 85759258, 98952990, 128638887, 214398145, 257277774, 428796290, 643194435, 1286388870]

約数ペア:

[(1, 1286388870), (2, 643194435), (3, 428796290), (5, 257277774), (6, 214398145), (10, 128638887), (13, 98952990), (15, 85759258), (26, 49476495), (30, 42879629), (39, 32984330), (65, 19790598), (78, 16492165), (130, 9895299), (179, 7186530), (195, 6596866), (358, 3593265), (390, 3298433), (537, 2395510), (895, 1437306), (1074, 1197755), (1790, 718653), (2327, 552810), (2685, 479102), (4654, 276405), (5370, 239551), (6981, 184270), (11635, 110562), (13962, 92135), (18427, 69810), (23270, 55281), (34905, 36854)]