215865180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{5147}}^1$

素因数の和:5395

約数の個数: 72

約数和(自身を含む): 657729072

約数和(自身を除く): 441863892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 233, 466, 699, 932, 1165, 1398, 2097, 2330, 2796, 3495, 4194, 4660, 5147, 6990, 8388, 10294, 10485, 13980, 15441, 20588, 20970, 25735, 30882, 41940, 46323, 51470, 61764, 77205, 92646, 102940, 154410, 185292, 231615, 308820, 463230, 926460, 1199251, 2398502, 3597753, 4797004, 5996255, 7195506, 10793259, 11992510, 14391012, 17988765, 21586518, 23985020, 35977530, 43173036, 53966295, 71955060, 107932590, 215865180]

約数ペア:

[(1, 215865180), (2, 107932590), (3, 71955060), (4, 53966295), (5, 43173036), (6, 35977530), (9, 23985020), (10, 21586518), (12, 17988765), (15, 14391012), (18, 11992510), (20, 10793259), (30, 7195506), (36, 5996255), (45, 4797004), (60, 3597753), (90, 2398502), (180, 1199251), (233, 926460), (466, 463230), (699, 308820), (932, 231615), (1165, 185292), (1398, 154410), (2097, 102940), (2330, 92646), (2796, 77205), (3495, 61764), (4194, 51470), (4660, 46323), (5147, 41940), (6990, 30882), (8388, 25735), (10294, 20970), (10485, 20588), (13980, 15441)]