30795540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7229}}^1$

素因数の和:7312

約数の個数: 48

約数和(自身を含む): 87454080

約数和(自身を除く): 56658540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 7229, 14458, 21687, 28916, 36145, 43374, 72290, 86748, 108435, 144580, 216870, 433740, 513259, 1026518, 1539777, 2053036, 2566295, 3079554, 5132590, 6159108, 7698885, 10265180, 15397770, 30795540]

約数ペア:

[(1, 30795540), (2, 15397770), (3, 10265180), (4, 7698885), (5, 6159108), (6, 5132590), (10, 3079554), (12, 2566295), (15, 2053036), (20, 1539777), (30, 1026518), (60, 513259), (71, 433740), (142, 216870), (213, 144580), (284, 108435), (355, 86748), (426, 72290), (710, 43374), (852, 36145), (1065, 28916), (1420, 21687), (2130, 14458), (4260, 7229)]