210830220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3011}}^1$

素因数の和:3415

約数の個数: 72

約数和(自身を含む): 641375280

約数和(自身を除く): 430545060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 1167, 1556, 1945, 2334, 3011, 3501, 3890, 4668, 5835, 6022, 7002, 7780, 9033, 11670, 12044, 14004, 15055, 17505, 18066, 23340, 27099, 30110, 35010, 36132, 45165, 54198, 60220, 70020, 90330, 108396, 135495, 180660, 270990, 541980, 1171279, 2342558, 3513837, 4685116, 5856395, 7027674, 10541511, 11712790, 14055348, 17569185, 21083022, 23425580, 35138370, 42166044, 52707555, 70276740, 105415110, 210830220]

約数ペア:

[(1, 210830220), (2, 105415110), (3, 70276740), (4, 52707555), (5, 42166044), (6, 35138370), (9, 23425580), (10, 21083022), (12, 17569185), (15, 14055348), (18, 11712790), (20, 10541511), (30, 7027674), (36, 5856395), (45, 4685116), (60, 3513837), (90, 2342558), (180, 1171279), (389, 541980), (778, 270990), (1167, 180660), (1556, 135495), (1945, 108396), (2334, 90330), (3011, 70020), (3501, 60220), (3890, 54198), (4668, 45165), (5835, 36132), (6022, 35010), (7002, 30110), (7780, 27099), (9033, 23340), (11670, 18066), (12044, 17505), (14004, 15055)]