151185020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2693}}^1$

素因数の和:3110

約数の個数: 48

約数和(自身を含む): 363883968

約数和(自身を除く): 212698948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 802, 1604, 2005, 2693, 2807, 4010, 5386, 5614, 8020, 10772, 11228, 13465, 14035, 18851, 26930, 28070, 37702, 53860, 56140, 75404, 94255, 188510, 377020, 1079893, 2159786, 4319572, 5399465, 7559251, 10798930, 15118502, 21597860, 30237004, 37796255, 75592510, 151185020]

約数ペア:

[(1, 151185020), (2, 75592510), (4, 37796255), (5, 30237004), (7, 21597860), (10, 15118502), (14, 10798930), (20, 7559251), (28, 5399465), (35, 4319572), (70, 2159786), (140, 1079893), (401, 377020), (802, 188510), (1604, 94255), (2005, 75404), (2693, 56140), (2807, 53860), (4010, 37702), (5386, 28070), (5614, 26930), (8020, 18851), (10772, 14035), (11228, 13465)]