90198480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1429}}^1$

素因数の和:1708

約数の個数: 80

約数和(自身を含む): 280874880

約数和(自身を除く): 190676400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 526, 789, 1052, 1315, 1429, 1578, 2104, 2630, 2858, 3156, 3945, 4208, 4287, 5260, 5716, 6312, 7145, 7890, 8574, 10520, 11432, 12624, 14290, 15780, 17148, 21040, 21435, 22864, 28580, 31560, 34296, 42870, 57160, 63120, 68592, 85740, 114320, 171480, 342960, 375827, 751654, 1127481, 1503308, 1879135, 2254962, 3006616, 3758270, 4509924, 5637405, 6013232, 7516540, 9019848, 11274810, 15033080, 18039696, 22549620, 30066160, 45099240, 90198480]

約数ペア:

[(1, 90198480), (2, 45099240), (3, 30066160), (4, 22549620), (5, 18039696), (6, 15033080), (8, 11274810), (10, 9019848), (12, 7516540), (15, 6013232), (16, 5637405), (20, 4509924), (24, 3758270), (30, 3006616), (40, 2254962), (48, 1879135), (60, 1503308), (80, 1127481), (120, 751654), (240, 375827), (263, 342960), (526, 171480), (789, 114320), (1052, 85740), (1315, 68592), (1429, 63120), (1578, 57160), (2104, 42870), (2630, 34296), (2858, 31560), (3156, 28580), (3945, 22864), (4208, 21435), (4287, 21040), (5260, 17148), (5716, 15780), (6312, 14290), (7145, 12624), (7890, 11432), (8574, 10520)]