17219760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:630

約数の個数: 80

約数和(自身を含む): 53838816

約数和(自身を除く): 36619056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 457, 471, 628, 785, 914, 942, 1256, 1371, 1570, 1828, 1884, 2285, 2355, 2512, 2742, 3140, 3656, 3768, 4570, 4710, 5484, 6280, 6855, 7312, 7536, 9140, 9420, 10968, 12560, 13710, 18280, 18840, 21936, 27420, 36560, 37680, 54840, 71749, 109680, 143498, 215247, 286996, 358745, 430494, 573992, 717490, 860988, 1076235, 1147984, 1434980, 1721976, 2152470, 2869960, 3443952, 4304940, 5739920, 8609880, 17219760]

約数ペア:

[(1, 17219760), (2, 8609880), (3, 5739920), (4, 4304940), (5, 3443952), (6, 2869960), (8, 2152470), (10, 1721976), (12, 1434980), (15, 1147984), (16, 1076235), (20, 860988), (24, 717490), (30, 573992), (40, 430494), (48, 358745), (60, 286996), (80, 215247), (120, 143498), (157, 109680), (240, 71749), (314, 54840), (457, 37680), (471, 36560), (628, 27420), (785, 21936), (914, 18840), (942, 18280), (1256, 13710), (1371, 12560), (1570, 10968), (1828, 9420), (1884, 9140), (2285, 7536), (2355, 7312), (2512, 6855), (2742, 6280), (3140, 5484), (3656, 4710), (3768, 4570)]