66486840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79151}}^1$

素因数の和:79172

約数の個数: 64

約数和(自身を含む): 227957760

約数和(自身を除く): 161470920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 79151, 158302, 237453, 316604, 395755, 474906, 554057, 633208, 791510, 949812, 1108114, 1187265, 1583020, 1662171, 1899624, 2216228, 2374530, 2770285, 3166040, 3324342, 4432456, 4749060, 5540570, 6648684, 8310855, 9498120, 11081140, 13297368, 16621710, 22162280, 33243420, 66486840]

約数ペア:

[(1, 66486840), (2, 33243420), (3, 22162280), (4, 16621710), (5, 13297368), (6, 11081140), (7, 9498120), (8, 8310855), (10, 6648684), (12, 5540570), (14, 4749060), (15, 4432456), (20, 3324342), (21, 3166040), (24, 2770285), (28, 2374530), (30, 2216228), (35, 1899624), (40, 1662171), (42, 1583020), (56, 1187265), (60, 1108114), (70, 949812), (84, 791510), (105, 633208), (120, 554057), (140, 474906), (168, 395755), (210, 316604), (280, 237453), (420, 158302), (840, 79151)]