89008020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{857}}^1$

素因数の和:1449

約数の個数: 72

約数和(自身を含む): 270774504

約数和(自身を除く): 181766484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 577, 857, 1154, 1714, 1731, 2308, 2571, 2885, 3428, 3462, 4285, 5142, 5193, 5770, 6924, 7713, 8570, 8655, 10284, 10386, 11540, 12855, 15426, 17140, 17310, 20772, 25710, 25965, 30852, 34620, 38565, 51420, 51930, 77130, 103860, 154260, 494489, 988978, 1483467, 1977956, 2472445, 2966934, 4450401, 4944890, 5933868, 7417335, 8900802, 9889780, 14834670, 17801604, 22252005, 29669340, 44504010, 89008020]

約数ペア:

[(1, 89008020), (2, 44504010), (3, 29669340), (4, 22252005), (5, 17801604), (6, 14834670), (9, 9889780), (10, 8900802), (12, 7417335), (15, 5933868), (18, 4944890), (20, 4450401), (30, 2966934), (36, 2472445), (45, 1977956), (60, 1483467), (90, 988978), (180, 494489), (577, 154260), (857, 103860), (1154, 77130), (1714, 51930), (1731, 51420), (2308, 38565), (2571, 34620), (2885, 30852), (3428, 25965), (3462, 25710), (4285, 20772), (5142, 17310), (5193, 17140), (5770, 15426), (6924, 12855), (7713, 11540), (8570, 10386), (8655, 10284)]