303399140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2647}}^1$

素因数の和:3188

約数の個数: 48

約数和(自身を含む): 696657024

約数和(自身を除く): 393257884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 521, 1042, 2084, 2605, 2647, 5210, 5294, 5731, 10420, 10588, 11462, 13235, 22924, 26470, 28655, 29117, 52940, 57310, 58234, 114620, 116468, 145585, 291170, 582340, 1379087, 2758174, 5516348, 6895435, 13790870, 15169957, 27581740, 30339914, 60679828, 75849785, 151699570, 303399140]

約数ペア:

[(1, 303399140), (2, 151699570), (4, 75849785), (5, 60679828), (10, 30339914), (11, 27581740), (20, 15169957), (22, 13790870), (44, 6895435), (55, 5516348), (110, 2758174), (220, 1379087), (521, 582340), (1042, 291170), (2084, 145585), (2605, 116468), (2647, 114620), (5210, 58234), (5294, 57310), (5731, 52940), (10420, 29117), (10588, 28655), (11462, 26470), (13235, 22924)]