8137980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1559}}^1$

素因数の和:1603

約数の個数: 72

約数和(自身を含む): 25552800

約数和(自身を除く): 17414820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1559, 1740, 2610, 3118, 4677, 5220, 6236, 7795, 9354, 14031, 15590, 18708, 23385, 28062, 31180, 45211, 46770, 56124, 70155, 90422, 93540, 135633, 140310, 180844, 226055, 271266, 280620, 406899, 452110, 542532, 678165, 813798, 904220, 1356330, 1627596, 2034495, 2712660, 4068990, 8137980]

約数ペア:

[(1, 8137980), (2, 4068990), (3, 2712660), (4, 2034495), (5, 1627596), (6, 1356330), (9, 904220), (10, 813798), (12, 678165), (15, 542532), (18, 452110), (20, 406899), (29, 280620), (30, 271266), (36, 226055), (45, 180844), (58, 140310), (60, 135633), (87, 93540), (90, 90422), (116, 70155), (145, 56124), (174, 46770), (180, 45211), (261, 31180), (290, 28062), (348, 23385), (435, 18708), (522, 15590), (580, 14031), (870, 9354), (1044, 7795), (1305, 6236), (1559, 5220), (1740, 4677), (2610, 3118)]