1318698540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{11117}}^1$

素因数の和:11791

約数の個数: 72

約数和(自身を含む): 4006482480

約数和(自身を除く): 2687783940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 659, 1318, 1977, 2636, 3295, 3954, 5931, 6590, 7908, 9885, 11117, 11862, 13180, 19770, 22234, 23724, 29655, 33351, 39540, 44468, 55585, 59310, 66702, 100053, 111170, 118620, 133404, 166755, 200106, 222340, 333510, 400212, 500265, 667020, 1000530, 2001060, 7326103, 14652206, 21978309, 29304412, 36630515, 43956618, 65934927, 73261030, 87913236, 109891545, 131869854, 146522060, 219783090, 263739708, 329674635, 439566180, 659349270, 1318698540]

約数ペア:

[(1, 1318698540), (2, 659349270), (3, 439566180), (4, 329674635), (5, 263739708), (6, 219783090), (9, 146522060), (10, 131869854), (12, 109891545), (15, 87913236), (18, 73261030), (20, 65934927), (30, 43956618), (36, 36630515), (45, 29304412), (60, 21978309), (90, 14652206), (180, 7326103), (659, 2001060), (1318, 1000530), (1977, 667020), (2636, 500265), (3295, 400212), (3954, 333510), (5931, 222340), (6590, 200106), (7908, 166755), (9885, 133404), (11117, 118620), (11862, 111170), (13180, 100053), (19770, 66702), (22234, 59310), (23724, 55585), (29655, 44468), (33351, 39540)]