487765620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{2099}}^1$

素因数の和:3405

約数の個数: 72

約数和(自身を含む): 1481407200

約数和(自身を除く): 993641580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1291, 2099, 2582, 3873, 4198, 5164, 6297, 6455, 7746, 8396, 10495, 11619, 12594, 12910, 15492, 18891, 19365, 20990, 23238, 25188, 25820, 31485, 37782, 38730, 41980, 46476, 58095, 62970, 75564, 77460, 94455, 116190, 125940, 188910, 232380, 377820, 2709809, 5419618, 8129427, 10839236, 13549045, 16258854, 24388281, 27098090, 32517708, 40647135, 48776562, 54196180, 81294270, 97553124, 121941405, 162588540, 243882810, 487765620]

約数ペア:

[(1, 487765620), (2, 243882810), (3, 162588540), (4, 121941405), (5, 97553124), (6, 81294270), (9, 54196180), (10, 48776562), (12, 40647135), (15, 32517708), (18, 27098090), (20, 24388281), (30, 16258854), (36, 13549045), (45, 10839236), (60, 8129427), (90, 5419618), (180, 2709809), (1291, 377820), (2099, 232380), (2582, 188910), (3873, 125940), (4198, 116190), (5164, 94455), (6297, 77460), (6455, 75564), (7746, 62970), (8396, 58095), (10495, 46476), (11619, 41980), (12594, 38730), (12910, 37782), (15492, 31485), (18891, 25820), (19365, 25188), (20990, 23238)]