71892040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1499}}^1$

素因数の和:1630

約数の個数: 64

約数和(自身を含む): 178200000

約数和(自身を除く): 106307960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1090, 1199, 1499, 2180, 2398, 2998, 4360, 4796, 5995, 5996, 7495, 9592, 11990, 11992, 14990, 16489, 23980, 29980, 32978, 47960, 59960, 65956, 82445, 131912, 163391, 164890, 326782, 329780, 653564, 659560, 816955, 1307128, 1633910, 1797301, 3267820, 3594602, 6535640, 7189204, 8986505, 14378408, 17973010, 35946020, 71892040]

約数ペア:

[(1, 71892040), (2, 35946020), (4, 17973010), (5, 14378408), (8, 8986505), (10, 7189204), (11, 6535640), (20, 3594602), (22, 3267820), (40, 1797301), (44, 1633910), (55, 1307128), (88, 816955), (109, 659560), (110, 653564), (218, 329780), (220, 326782), (436, 164890), (440, 163391), (545, 131912), (872, 82445), (1090, 65956), (1199, 59960), (1499, 47960), (2180, 32978), (2398, 29980), (2998, 23980), (4360, 16489), (4796, 14990), (5995, 11992), (5996, 11990), (7495, 9592)]