291397020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{66529}}^1$

素因数の和:66614

約数の個数: 48

約数和(自身を含む): 827100960

約数和(自身を除く): 535703940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 66529, 133058, 199587, 266116, 332645, 399174, 665290, 798348, 997935, 1330580, 1995870, 3991740, 4856617, 9713234, 14569851, 19426468, 24283085, 29139702, 48566170, 58279404, 72849255, 97132340, 145698510, 291397020]

約数ペア:

[(1, 291397020), (2, 145698510), (3, 97132340), (4, 72849255), (5, 58279404), (6, 48566170), (10, 29139702), (12, 24283085), (15, 19426468), (20, 14569851), (30, 9713234), (60, 4856617), (73, 3991740), (146, 1995870), (219, 1330580), (292, 997935), (365, 798348), (438, 665290), (730, 399174), (876, 332645), (1095, 266116), (1460, 199587), (2190, 133058), (4380, 66529)]