320665920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8147}}^1$

素因数の和:8208

約数の個数: 112

約数和(自身を含む): 1043074368

約数和(自身を除く): 722408448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3280, 3936, 4920, 6560, 7872, 8147, 9840, 13120, 16294, 19680, 24441, 32588, 39360, 40735, 48882, 65176, 81470, 97764, 122205, 130352, 162940, 195528, 244410, 260704, 325880, 334027, 391056, 488820, 521408, 651760, 668054, 782112, 977640, 1002081, 1303520, 1336108, 1564224, 1670135, 1955280, 2004162, 2607040, 2672216, 3340270, 3910560, 4008324, 5010405, 5344432, 6680540, 7821120, 8016648, 10020810, 10688864, 13361080, 16033296, 20041620, 21377728, 26722160, 32066592, 40083240, 53444320, 64133184, 80166480, 106888640, 160332960, 320665920]

約数ペア:

[(1, 320665920), (2, 160332960), (3, 106888640), (4, 80166480), (5, 64133184), (6, 53444320), (8, 40083240), (10, 32066592), (12, 26722160), (15, 21377728), (16, 20041620), (20, 16033296), (24, 13361080), (30, 10688864), (32, 10020810), (40, 8016648), (41, 7821120), (48, 6680540), (60, 5344432), (64, 5010405), (80, 4008324), (82, 3910560), (96, 3340270), (120, 2672216), (123, 2607040), (160, 2004162), (164, 1955280), (192, 1670135), (205, 1564224), (240, 1336108), (246, 1303520), (320, 1002081), (328, 977640), (410, 782112), (480, 668054), (492, 651760), (615, 521408), (656, 488820), (820, 391056), (960, 334027), (984, 325880), (1230, 260704), (1312, 244410), (1640, 195528), (1968, 162940), (2460, 130352), (2624, 122205), (3280, 97764), (3936, 81470), (4920, 65176), (6560, 48882), (7872, 40735), (8147, 39360), (9840, 32588), (13120, 24441), (16294, 19680)]