1531640656

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{45737}}^1$

素因数の和:45788

約数の個数: 80

約数和(自身を含む): 3811256064

約数和(自身を除く): 2279615408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 91, 92, 104, 112, 161, 182, 184, 208, 299, 322, 364, 368, 598, 644, 728, 1196, 1288, 1456, 2093, 2392, 2576, 4186, 4784, 8372, 16744, 33488, 45737, 91474, 182948, 320159, 365896, 594581, 640318, 731792, 1051951, 1189162, 1280636, 2103902, 2378324, 2561272, 4162067, 4207804, 4756648, 5122544, 7363657, 8324134, 8415608, 9513296, 13675363, 14727314, 16648268, 16831216, 27350726, 29454628, 33296536, 54701452, 58909256, 66593072, 95727541, 109402904, 117818512, 191455082, 218805808, 382910164, 765820328, 1531640656]

約数ペア:

[(1, 1531640656), (2, 765820328), (4, 382910164), (7, 218805808), (8, 191455082), (13, 117818512), (14, 109402904), (16, 95727541), (23, 66593072), (26, 58909256), (28, 54701452), (46, 33296536), (52, 29454628), (56, 27350726), (91, 16831216), (92, 16648268), (104, 14727314), (112, 13675363), (161, 9513296), (182, 8415608), (184, 8324134), (208, 7363657), (299, 5122544), (322, 4756648), (364, 4207804), (368, 4162067), (598, 2561272), (644, 2378324), (728, 2103902), (1196, 1280636), (1288, 1189162), (1456, 1051951), (2093, 731792), (2392, 640318), (2576, 594581), (4186, 365896), (4784, 320159), (8372, 182948), (16744, 91474), (33488, 45737)]