15175020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{36131}}^1$

素因数の和:36150

約数の個数: 48

約数和(自身を含む): 48561408

約数和(自身を除く): 33386388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 36131, 72262, 108393, 144524, 180655, 216786, 252917, 361310, 433572, 505834, 541965, 722620, 758751, 1011668, 1083930, 1264585, 1517502, 2167860, 2529170, 3035004, 3793755, 5058340, 7587510, 15175020]

約数ペア:

[(1, 15175020), (2, 7587510), (3, 5058340), (4, 3793755), (5, 3035004), (6, 2529170), (7, 2167860), (10, 1517502), (12, 1264585), (14, 1083930), (15, 1011668), (20, 758751), (21, 722620), (28, 541965), (30, 505834), (35, 433572), (42, 361310), (60, 252917), (70, 216786), (84, 180655), (105, 144524), (140, 108393), (210, 72262), (420, 36131)]