84448840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2767}}^1$

素因数の和:2894

約数の個数: 64

約数和(自身を含む): 219225600

約数和(自身を除く): 134776760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 2180, 2767, 3052, 3815, 4360, 5534, 6104, 7630, 11068, 13835, 15260, 19369, 22136, 27670, 30520, 38738, 55340, 77476, 96845, 110680, 154952, 193690, 301603, 387380, 603206, 774760, 1206412, 1508015, 2111221, 2412824, 3016030, 4222442, 6032060, 8444884, 10556105, 12064120, 16889768, 21112210, 42224420, 84448840]

約数ペア:

[(1, 84448840), (2, 42224420), (4, 21112210), (5, 16889768), (7, 12064120), (8, 10556105), (10, 8444884), (14, 6032060), (20, 4222442), (28, 3016030), (35, 2412824), (40, 2111221), (56, 1508015), (70, 1206412), (109, 774760), (140, 603206), (218, 387380), (280, 301603), (436, 193690), (545, 154952), (763, 110680), (872, 96845), (1090, 77476), (1526, 55340), (2180, 38738), (2767, 30520), (3052, 27670), (3815, 22136), (4360, 19369), (5534, 15260), (6104, 13835), (7630, 11068)]