681473904

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1\times {\mathrm{557}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 1793456640

約数和(自身を除く): 1111982736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 359, 426, 557, 568, 718, 852, 1077, 1114, 1136, 1436, 1671, 1704, 2154, 2228, 2872, 3342, 3408, 4308, 4456, 5744, 6684, 8616, 8912, 13368, 17232, 25489, 26736, 39547, 50978, 76467, 79094, 101956, 118641, 152934, 158188, 199963, 203912, 237282, 305868, 316376, 399926, 407824, 474564, 599889, 611736, 632752, 799852, 949128, 1199778, 1223472, 1599704, 1898256, 2399556, 3199408, 4799112, 9598224, 14197373, 28394746, 42592119, 56789492, 85184238, 113578984, 170368476, 227157968, 340736952, 681473904]

約数ペア:

[(1, 681473904), (2, 340736952), (3, 227157968), (4, 170368476), (6, 113578984), (8, 85184238), (12, 56789492), (16, 42592119), (24, 28394746), (48, 14197373), (71, 9598224), (142, 4799112), (213, 3199408), (284, 2399556), (359, 1898256), (426, 1599704), (557, 1223472), (568, 1199778), (718, 949128), (852, 799852), (1077, 632752), (1114, 611736), (1136, 599889), (1436, 474564), (1671, 407824), (1704, 399926), (2154, 316376), (2228, 305868), (2872, 237282), (3342, 203912), (3408, 199963), (4308, 158188), (4456, 152934), (5744, 118641), (6684, 101956), (8616, 79094), (8912, 76467), (13368, 50978), (17232, 39547), (25489, 26736)]