16965840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1$

素因数の和:556

約数の個数: 80

約数和(自身を含む): 52996608

約数和(自身を除く): 36030768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 223, 240, 317, 446, 634, 669, 892, 951, 1115, 1268, 1338, 1585, 1784, 1902, 2230, 2536, 2676, 3170, 3345, 3568, 3804, 4460, 4755, 5072, 5352, 6340, 6690, 7608, 8920, 9510, 10704, 12680, 13380, 15216, 17840, 19020, 25360, 26760, 38040, 53520, 70691, 76080, 141382, 212073, 282764, 353455, 424146, 565528, 706910, 848292, 1060365, 1131056, 1413820, 1696584, 2120730, 2827640, 3393168, 4241460, 5655280, 8482920, 16965840]

約数ペア:

[(1, 16965840), (2, 8482920), (3, 5655280), (4, 4241460), (5, 3393168), (6, 2827640), (8, 2120730), (10, 1696584), (12, 1413820), (15, 1131056), (16, 1060365), (20, 848292), (24, 706910), (30, 565528), (40, 424146), (48, 353455), (60, 282764), (80, 212073), (120, 141382), (223, 76080), (240, 70691), (317, 53520), (446, 38040), (634, 26760), (669, 25360), (892, 19020), (951, 17840), (1115, 15216), (1268, 13380), (1338, 12680), (1585, 10704), (1784, 9510), (1902, 8920), (2230, 7608), (2536, 6690), (2676, 6340), (3170, 5352), (3345, 5072), (3568, 4755), (3804, 4460)]