18307120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 47496960

約数和(自身を除く): 29189840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 607, 754, 1040, 1160, 1214, 1508, 1885, 2320, 2428, 3016, 3035, 3770, 4856, 6032, 6070, 7540, 7891, 9712, 12140, 15080, 15782, 17603, 24280, 30160, 31564, 35206, 39455, 48560, 63128, 70412, 78910, 88015, 126256, 140824, 157820, 176030, 228839, 281648, 315640, 352060, 457678, 631280, 704120, 915356, 1144195, 1408240, 1830712, 2288390, 3661424, 4576780, 9153560, 18307120]

約数ペア:

[(1, 18307120), (2, 9153560), (4, 4576780), (5, 3661424), (8, 2288390), (10, 1830712), (13, 1408240), (16, 1144195), (20, 915356), (26, 704120), (29, 631280), (40, 457678), (52, 352060), (58, 315640), (65, 281648), (80, 228839), (104, 176030), (116, 157820), (130, 140824), (145, 126256), (208, 88015), (232, 78910), (260, 70412), (290, 63128), (377, 48560), (464, 39455), (520, 35206), (580, 31564), (607, 30160), (754, 24280), (1040, 17603), (1160, 15782), (1214, 15080), (1508, 12140), (1885, 9712), (2320, 7891), (2428, 7540), (3016, 6070), (3035, 6032), (3770, 4856)]