67540760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2213}}^1$

素因数の和:2340

約数の個数: 64

約数和(自身を含む): 175348800

約数和(自身を除く): 107808040

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, 2213, 3052, 3815, 4360, 4426, 6104, 7630, 8852, 11065, 15260, 15491, 17704, 22130, 30520, 30982, 44260, 61964, 77455, 88520, 123928, 154910, 241217, 309820, 482434, 619640, 964868, 1206085, 1688519, 1929736, 2412170, 3377038, 4824340, 6754076, 8442595, 9648680, 13508152, 16885190, 33770380, 67540760]

約数ペア:

[(1, 67540760), (2, 33770380), (4, 16885190), (5, 13508152), (7, 9648680), (8, 8442595), (10, 6754076), (14, 4824340), (20, 3377038), (28, 2412170), (35, 1929736), (40, 1688519), (56, 1206085), (70, 964868), (109, 619640), (140, 482434), (218, 309820), (280, 241217), (436, 154910), (545, 123928), (763, 88520), (872, 77455), (1090, 61964), (1526, 44260), (2180, 30982), (2213, 30520), (3052, 22130), (3815, 17704), (4360, 15491), (4426, 15260), (6104, 11065), (7630, 8852)]