30750280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4111}}^1$

素因数の和:4150

約数の個数: 64

約数和(自身を含む): 79937280

約数和(自身を除く): 49187000

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 4111, 7480, 8222, 16444, 20555, 32888, 41110, 45221, 69887, 82220, 90442, 139774, 164440, 180884, 226105, 279548, 349435, 361768, 452210, 559096, 698870, 768757, 904420, 1397740, 1537514, 1808840, 2795480, 3075028, 3843785, 6150056, 7687570, 15375140, 30750280]

約数ペア:

[(1, 30750280), (2, 15375140), (4, 7687570), (5, 6150056), (8, 3843785), (10, 3075028), (11, 2795480), (17, 1808840), (20, 1537514), (22, 1397740), (34, 904420), (40, 768757), (44, 698870), (55, 559096), (68, 452210), (85, 361768), (88, 349435), (110, 279548), (136, 226105), (170, 180884), (187, 164440), (220, 139774), (340, 90442), (374, 82220), (440, 69887), (680, 45221), (748, 41110), (935, 32888), (1496, 20555), (1870, 16444), (3740, 8222), (4111, 7480)]