151128920

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{12071}}^1$

素因数の和:12395

約数の個数: 32

約数和(自身を含む): 341154720

約数和(自身を除く): 190025800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12071, 12520, 24142, 48284, 60355, 96568, 120710, 241420, 482840, 3778223, 7556446, 15112892, 18891115, 30225784, 37782230, 75564460, 151128920]

約数ペア:

[(1, 151128920), (2, 75564460), (4, 37782230), (5, 30225784), (8, 18891115), (10, 15112892), (20, 7556446), (40, 3778223), (313, 482840), (626, 241420), (1252, 120710), (1565, 96568), (2504, 60355), (3130, 48284), (6260, 24142), (12071, 12520)]