255422280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125207}}^1$

素因数の和:125238

約数の個数: 64

約数和(自身を含む): 811347840

約数和(自身を除く): 555925560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 125207, 250414, 375621, 500828, 626035, 751242, 1001656, 1252070, 1502484, 1878105, 2128519, 2504140, 3004968, 3756210, 4257038, 5008280, 6385557, 7512420, 8514076, 10642595, 12771114, 15024840, 17028152, 21285190, 25542228, 31927785, 42570380, 51084456, 63855570, 85140760, 127711140, 255422280]

約数ペア:

[(1, 255422280), (2, 127711140), (3, 85140760), (4, 63855570), (5, 51084456), (6, 42570380), (8, 31927785), (10, 25542228), (12, 21285190), (15, 17028152), (17, 15024840), (20, 12771114), (24, 10642595), (30, 8514076), (34, 7512420), (40, 6385557), (51, 5008280), (60, 4257038), (68, 3756210), (85, 3004968), (102, 2504140), (120, 2128519), (136, 1878105), (170, 1502484), (204, 1252070), (255, 1001656), (340, 751242), (408, 626035), (510, 500828), (680, 375621), (1020, 250414), (2040, 125207)]