188659980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1223}}^1$

素因数の和:2095

約数の個数: 72

約数和(自身を含む): 573404832

約数和(自身を除く): 384744852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 857, 1223, 1714, 2446, 2571, 3428, 3669, 4285, 4892, 5142, 6115, 7338, 7713, 8570, 10284, 11007, 12230, 12855, 14676, 15426, 17140, 18345, 22014, 24460, 25710, 30852, 36690, 38565, 44028, 51420, 55035, 73380, 77130, 110070, 154260, 220140, 1048111, 2096222, 3144333, 4192444, 5240555, 6288666, 9432999, 10481110, 12577332, 15721665, 18865998, 20962220, 31443330, 37731996, 47164995, 62886660, 94329990, 188659980]

約数ペア:

[(1, 188659980), (2, 94329990), (3, 62886660), (4, 47164995), (5, 37731996), (6, 31443330), (9, 20962220), (10, 18865998), (12, 15721665), (15, 12577332), (18, 10481110), (20, 9432999), (30, 6288666), (36, 5240555), (45, 4192444), (60, 3144333), (90, 2096222), (180, 1048111), (857, 220140), (1223, 154260), (1714, 110070), (2446, 77130), (2571, 73380), (3428, 55035), (3669, 51420), (4285, 44028), (4892, 38565), (5142, 36690), (6115, 30852), (7338, 25710), (7713, 24460), (8570, 22014), (10284, 18345), (11007, 17140), (12230, 15426), (12855, 14676)]