42870660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{991}}^1$

素因数の和:1113

約数の個数: 96

約数和(自身を含む): 138657792

約数和(自身を除く): 95787132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 206, 210, 309, 412, 420, 515, 618, 721, 991, 1030, 1236, 1442, 1545, 1982, 2060, 2163, 2884, 2973, 3090, 3605, 3964, 4326, 4955, 5946, 6180, 6937, 7210, 8652, 9910, 10815, 11892, 13874, 14420, 14865, 19820, 20811, 21630, 27748, 29730, 34685, 41622, 43260, 59460, 69370, 83244, 102073, 104055, 138740, 204146, 208110, 306219, 408292, 416220, 510365, 612438, 714511, 1020730, 1224876, 1429022, 1531095, 2041460, 2143533, 2858044, 3062190, 3572555, 4287066, 6124380, 7145110, 8574132, 10717665, 14290220, 21435330, 42870660]

約数ペア:

[(1, 42870660), (2, 21435330), (3, 14290220), (4, 10717665), (5, 8574132), (6, 7145110), (7, 6124380), (10, 4287066), (12, 3572555), (14, 3062190), (15, 2858044), (20, 2143533), (21, 2041460), (28, 1531095), (30, 1429022), (35, 1224876), (42, 1020730), (60, 714511), (70, 612438), (84, 510365), (103, 416220), (105, 408292), (140, 306219), (206, 208110), (210, 204146), (309, 138740), (412, 104055), (420, 102073), (515, 83244), (618, 69370), (721, 59460), (991, 43260), (1030, 41622), (1236, 34685), (1442, 29730), (1545, 27748), (1982, 21630), (2060, 20811), (2163, 19820), (2884, 14865), (2973, 14420), (3090, 13874), (3605, 11892), (3964, 10815), (4326, 9910), (4955, 8652), (5946, 7210), (6180, 6937)]