63809480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{811}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 164868480

約数和(自身を除く): 101059000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 562, 811, 1124, 1405, 1622, 1967, 2248, 2810, 3244, 3934, 4055, 5620, 5677, 6488, 7868, 8110, 9835, 11240, 11354, 15736, 16220, 19670, 22708, 28385, 32440, 39340, 45416, 56770, 78680, 113540, 227080, 227891, 455782, 911564, 1139455, 1595237, 1823128, 2278910, 3190474, 4557820, 6380948, 7976185, 9115640, 12761896, 15952370, 31904740, 63809480]

約数ペア:

[(1, 63809480), (2, 31904740), (4, 15952370), (5, 12761896), (7, 9115640), (8, 7976185), (10, 6380948), (14, 4557820), (20, 3190474), (28, 2278910), (35, 1823128), (40, 1595237), (56, 1139455), (70, 911564), (140, 455782), (280, 227891), (281, 227080), (562, 113540), (811, 78680), (1124, 56770), (1405, 45416), (1622, 39340), (1967, 32440), (2248, 28385), (2810, 22708), (3244, 19670), (3934, 16220), (4055, 15736), (5620, 11354), (5677, 11240), (6488, 9835), (7868, 8110)]