636323240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{8641}}^1$

素因数の和:8922

約数の個数: 64

約数和(自身を含む): 1642671360

約数和(自身を除く): 1006348120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 526, 1052, 1315, 1841, 2104, 2630, 3682, 5260, 7364, 8641, 9205, 10520, 14728, 17282, 18410, 34564, 36820, 43205, 60487, 69128, 73640, 86410, 120974, 172820, 241948, 302435, 345640, 483896, 604870, 1209740, 2272583, 2419480, 4545166, 9090332, 11362915, 15908081, 18180664, 22725830, 31816162, 45451660, 63632324, 79540405, 90903320, 127264648, 159080810, 318161620, 636323240]

約数ペア:

[(1, 636323240), (2, 318161620), (4, 159080810), (5, 127264648), (7, 90903320), (8, 79540405), (10, 63632324), (14, 45451660), (20, 31816162), (28, 22725830), (35, 18180664), (40, 15908081), (56, 11362915), (70, 9090332), (140, 4545166), (263, 2419480), (280, 2272583), (526, 1209740), (1052, 604870), (1315, 483896), (1841, 345640), (2104, 302435), (2630, 241948), (3682, 172820), (5260, 120974), (7364, 86410), (8641, 73640), (9205, 69128), (10520, 60487), (14728, 43205), (17282, 36820), (18410, 34564)]