388639380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{381019}}^1$

素因数の和:381048

約数の個数: 48

約数和(自身を含む): 1152204480

約数和(自身を除く): 763565100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 381019, 762038, 1143057, 1524076, 1905095, 2286114, 3810190, 4572228, 5715285, 6477323, 7620380, 11430570, 12954646, 19431969, 22861140, 25909292, 32386615, 38863938, 64773230, 77727876, 97159845, 129546460, 194319690, 388639380]

約数ペア:

[(1, 388639380), (2, 194319690), (3, 129546460), (4, 97159845), (5, 77727876), (6, 64773230), (10, 38863938), (12, 32386615), (15, 25909292), (17, 22861140), (20, 19431969), (30, 12954646), (34, 11430570), (51, 7620380), (60, 6477323), (68, 5715285), (85, 4572228), (102, 3810190), (170, 2286114), (204, 1905095), (255, 1524076), (340, 1143057), (510, 762038), (1020, 381019)]