138725040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{578021}}^1$

素因数の和:578037

約数の個数: 40

約数和(自身を含む): 430048368

約数和(自身を除く): 291323328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 578021, 1156042, 1734063, 2312084, 2890105, 3468126, 4624168, 5780210, 6936252, 8670315, 9248336, 11560420, 13872504, 17340630, 23120840, 27745008, 34681260, 46241680, 69362520, 138725040]

約数ペア:

[(1, 138725040), (2, 69362520), (3, 46241680), (4, 34681260), (5, 27745008), (6, 23120840), (8, 17340630), (10, 13872504), (12, 11560420), (15, 9248336), (16, 8670315), (20, 6936252), (24, 5780210), (30, 4624168), (40, 3468126), (48, 2890105), (60, 2312084), (80, 1734063), (120, 1156042), (240, 578021)]