112571140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 262296216

約数和(自身を除く): 149725076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 181, 220, 242, 257, 362, 484, 514, 605, 724, 905, 1028, 1210, 1285, 1810, 1991, 2420, 2570, 2827, 3620, 3982, 5140, 5654, 7964, 9955, 11308, 14135, 19910, 21901, 28270, 31097, 39820, 43802, 46517, 56540, 62194, 87604, 93034, 109505, 124388, 155485, 186068, 219010, 232585, 310970, 438020, 465170, 511687, 621940, 930340, 1023374, 2046748, 2558435, 5116870, 5628557, 10233740, 11257114, 22514228, 28142785, 56285570, 112571140]

約数ペア:

[(1, 112571140), (2, 56285570), (4, 28142785), (5, 22514228), (10, 11257114), (11, 10233740), (20, 5628557), (22, 5116870), (44, 2558435), (55, 2046748), (110, 1023374), (121, 930340), (181, 621940), (220, 511687), (242, 465170), (257, 438020), (362, 310970), (484, 232585), (514, 219010), (605, 186068), (724, 155485), (905, 124388), (1028, 109505), (1210, 93034), (1285, 87604), (1810, 62194), (1991, 56540), (2420, 46517), (2570, 43802), (2827, 39820), (3620, 31097), (3982, 28270), (5140, 21901), (5654, 19910), (7964, 14135), (9955, 11308)]