178767420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229189}}^1$

素因数の和:229214

約数の個数: 48

約数和(自身を含む): 539054880

約数和(自身を除く): 360287460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 229189, 458378, 687567, 916756, 1145945, 1375134, 2291890, 2750268, 2979457, 3437835, 4583780, 5958914, 6875670, 8938371, 11917828, 13751340, 14897285, 17876742, 29794570, 35753484, 44691855, 59589140, 89383710, 178767420]

約数ペア:

[(1, 178767420), (2, 89383710), (3, 59589140), (4, 44691855), (5, 35753484), (6, 29794570), (10, 17876742), (12, 14897285), (13, 13751340), (15, 11917828), (20, 8938371), (26, 6875670), (30, 5958914), (39, 4583780), (52, 3437835), (60, 2979457), (65, 2750268), (78, 2291890), (130, 1375134), (156, 1145945), (195, 916756), (260, 687567), (390, 458378), (780, 229189)]