68896560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1117}}^1$

素因数の和:1390

約数の個数: 80

約数和(自身を含む): 214602336

約数和(自身を除く): 145705776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1117, 1285, 1542, 2056, 2234, 2570, 3084, 3351, 3855, 4112, 4468, 5140, 5585, 6168, 6702, 7710, 8936, 10280, 11170, 12336, 13404, 15420, 16755, 17872, 20560, 22340, 26808, 30840, 33510, 44680, 53616, 61680, 67020, 89360, 134040, 268080, 287069, 574138, 861207, 1148276, 1435345, 1722414, 2296552, 2870690, 3444828, 4306035, 4593104, 5741380, 6889656, 8612070, 11482760, 13779312, 17224140, 22965520, 34448280, 68896560]

約数ペア:

[(1, 68896560), (2, 34448280), (3, 22965520), (4, 17224140), (5, 13779312), (6, 11482760), (8, 8612070), (10, 6889656), (12, 5741380), (15, 4593104), (16, 4306035), (20, 3444828), (24, 2870690), (30, 2296552), (40, 1722414), (48, 1435345), (60, 1148276), (80, 861207), (120, 574138), (240, 287069), (257, 268080), (514, 134040), (771, 89360), (1028, 67020), (1117, 61680), (1285, 53616), (1542, 44680), (2056, 33510), (2234, 30840), (2570, 26808), (3084, 22340), (3351, 20560), (3855, 17872), (4112, 16755), (4468, 15420), (5140, 13404), (5585, 12336), (6168, 11170), (6702, 10280), (7710, 8936)]