215419020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{27407}}^1$

素因数の和:27550

約数の個数: 48

約数和(自身を含む): 607799808

約数和(自身を除く): 392380788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 27407, 54814, 82221, 109628, 137035, 164442, 274070, 328884, 411105, 548140, 822210, 1644420, 3590317, 7180634, 10770951, 14361268, 17951585, 21541902, 35903170, 43083804, 53854755, 71806340, 107709510, 215419020]

約数ペア:

[(1, 215419020), (2, 107709510), (3, 71806340), (4, 53854755), (5, 43083804), (6, 35903170), (10, 21541902), (12, 17951585), (15, 14361268), (20, 10770951), (30, 7180634), (60, 3590317), (131, 1644420), (262, 822210), (393, 548140), (524, 411105), (655, 328884), (786, 274070), (1310, 164442), (1572, 137035), (1965, 109628), (2620, 82221), (3930, 54814), (7860, 27407)]