131830860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{313883}}^1$

素因数の和:313902

約数の個数: 48

約数和(自身を含む): 421860096

約数和(自身を除く): 290029236

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, 313883, 627766, 941649, 1255532, 1569415, 1883298, 2197181, 3138830, 3766596, 4394362, 4708245, 6277660, 6591543, 8788724, 9416490, 10985905, 13183086, 18832980, 21971810, 26366172, 32957715, 43943620, 65915430, 131830860]

約数ペア:

[(1, 131830860), (2, 65915430), (3, 43943620), (4, 32957715), (5, 26366172), (6, 21971810), (7, 18832980), (10, 13183086), (12, 10985905), (14, 9416490), (15, 8788724), (20, 6591543), (21, 6277660), (28, 4708245), (30, 4394362), (35, 3766596), (42, 3138830), (60, 2197181), (70, 1883298), (84, 1569415), (105, 1255532), (140, 941649), (210, 627766), (420, 313883)]