619190970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1\times {\mathrm{709}}^1$

素因数の和:1439

約数の個数: 64

約数和(自身を含む): 1525011840

約数和(自身を除く): 905820870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 677, 709, 1290, 1354, 1418, 2031, 2127, 3385, 3545, 4062, 4254, 6770, 7090, 10155, 10635, 20310, 21270, 29111, 30487, 58222, 60974, 87333, 91461, 145555, 152435, 174666, 182922, 291110, 304870, 436665, 457305, 479993, 873330, 914610, 959986, 1439979, 2399965, 2879958, 4799930, 7199895, 14399790, 20639699, 41279398, 61919097, 103198495, 123838194, 206396990, 309595485, 619190970]

約数ペア:

[(1, 619190970), (2, 309595485), (3, 206396990), (5, 123838194), (6, 103198495), (10, 61919097), (15, 41279398), (30, 20639699), (43, 14399790), (86, 7199895), (129, 4799930), (215, 2879958), (258, 2399965), (430, 1439979), (645, 959986), (677, 914610), (709, 873330), (1290, 479993), (1354, 457305), (1418, 436665), (2031, 304870), (2127, 291110), (3385, 182922), (3545, 174666), (4062, 152435), (4254, 145555), (6770, 91461), (7090, 87333), (10155, 60974), (10635, 58222), (20310, 30487), (21270, 29111)]