61807080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1049}}^1$

素因数の和:1554

約数の個数: 64

約数和(自身を含む): 185976000

約数和(自身を除く): 124168920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 982, 1049, 1473, 1964, 2098, 2455, 2946, 3147, 3928, 4196, 4910, 5245, 5892, 6294, 7365, 8392, 9820, 10490, 11784, 12588, 14730, 15735, 19640, 20980, 25176, 29460, 31470, 41960, 58920, 62940, 125880, 515059, 1030118, 1545177, 2060236, 2575295, 3090354, 4120472, 5150590, 6180708, 7725885, 10301180, 12361416, 15451770, 20602360, 30903540, 61807080]

約数ペア:

[(1, 61807080), (2, 30903540), (3, 20602360), (4, 15451770), (5, 12361416), (6, 10301180), (8, 7725885), (10, 6180708), (12, 5150590), (15, 4120472), (20, 3090354), (24, 2575295), (30, 2060236), (40, 1545177), (60, 1030118), (120, 515059), (491, 125880), (982, 62940), (1049, 58920), (1473, 41960), (1964, 31470), (2098, 29460), (2455, 25176), (2946, 20980), (3147, 19640), (3928, 15735), (4196, 14730), (4910, 12588), (5245, 11784), (5892, 10490), (6294, 9820), (7365, 8392)]