31672960

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 83430900

約数和(自身を除く): 51757940

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 320, 352, 409, 440, 484, 605, 640, 704, 818, 880, 968, 1210, 1408, 1636, 1760, 1936, 2045, 2420, 3272, 3520, 3872, 4090, 4499, 4840, 6544, 7040, 7744, 8180, 8998, 9680, 13088, 15488, 16360, 17996, 19360, 22495, 26176, 32720, 35992, 38720, 44990, 49489, 52352, 65440, 71984, 77440, 89980, 98978, 130880, 143968, 179960, 197956, 247445, 261760, 287936, 359920, 395912, 494890, 575872, 719840, 791824, 989780, 1439680, 1583648, 1979560, 2879360, 3167296, 3959120, 6334592, 7918240, 15836480, 31672960]

約数ペア:

[(1, 31672960), (2, 15836480), (4, 7918240), (5, 6334592), (8, 3959120), (10, 3167296), (11, 2879360), (16, 1979560), (20, 1583648), (22, 1439680), (32, 989780), (40, 791824), (44, 719840), (55, 575872), (64, 494890), (80, 395912), (88, 359920), (110, 287936), (121, 261760), (128, 247445), (160, 197956), (176, 179960), (220, 143968), (242, 130880), (320, 98978), (352, 89980), (409, 77440), (440, 71984), (484, 65440), (605, 52352), (640, 49489), (704, 44990), (818, 38720), (880, 35992), (968, 32720), (1210, 26176), (1408, 22495), (1636, 19360), (1760, 17996), (1936, 16360), (2045, 15488), (2420, 13088), (3272, 9680), (3520, 8998), (3872, 8180), (4090, 7744), (4499, 7040), (4840, 6544)]