240849980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{6079}}^1$

素因数の和:6378

約数の個数: 48

約数和(自身を含む): 580177920

約数和(自身を除く): 339327940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1981, 2830, 3962, 5660, 6079, 7924, 9905, 12158, 19810, 24316, 30395, 39620, 42553, 60790, 85106, 121580, 170212, 212765, 425530, 851060, 1720357, 3440714, 6881428, 8601785, 12042499, 17203570, 24084998, 34407140, 48169996, 60212495, 120424990, 240849980]

約数ペア:

[(1, 240849980), (2, 120424990), (4, 60212495), (5, 48169996), (7, 34407140), (10, 24084998), (14, 17203570), (20, 12042499), (28, 8601785), (35, 6881428), (70, 3440714), (140, 1720357), (283, 851060), (566, 425530), (1132, 212765), (1415, 170212), (1981, 121580), (2830, 85106), (3962, 60790), (5660, 42553), (6079, 39620), (7924, 30395), (9905, 24316), (12158, 19810)]