308025920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31051}}^1$

素因数の和:31099

約数の個数: 56

約数和(自身を含む): 757171968

約数和(自身を除く): 449146048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 31051, 62102, 124204, 155255, 248408, 310510, 496816, 621020, 962581, 993632, 1242040, 1925162, 1987264, 2484080, 3850324, 4812905, 4968160, 7700648, 9625810, 9936320, 15401296, 19251620, 30802592, 38503240, 61605184, 77006480, 154012960, 308025920]

約数ペア:

[(1, 308025920), (2, 154012960), (4, 77006480), (5, 61605184), (8, 38503240), (10, 30802592), (16, 19251620), (20, 15401296), (31, 9936320), (32, 9625810), (40, 7700648), (62, 4968160), (64, 4812905), (80, 3850324), (124, 2484080), (155, 1987264), (160, 1925162), (248, 1242040), (310, 993632), (320, 962581), (496, 621020), (620, 496816), (992, 310510), (1240, 248408), (1984, 155255), (2480, 124204), (4960, 62102), (9920, 31051)]