171530820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2879}}^1$

素因数の和:3225

約数の個数: 72

約数和(自身を含む): 522063360

約数和(自身を除く): 350532540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2879, 2979, 3310, 3972, 4965, 5758, 5958, 6620, 8637, 9930, 11516, 11916, 14395, 14895, 17274, 19860, 25911, 28790, 29790, 34548, 43185, 51822, 57580, 59580, 86370, 103644, 129555, 172740, 259110, 518220, 952949, 1905898, 2858847, 3811796, 4764745, 5717694, 8576541, 9529490, 11435388, 14294235, 17153082, 19058980, 28588470, 34306164, 42882705, 57176940, 85765410, 171530820]

約数ペア:

[(1, 171530820), (2, 85765410), (3, 57176940), (4, 42882705), (5, 34306164), (6, 28588470), (9, 19058980), (10, 17153082), (12, 14294235), (15, 11435388), (18, 9529490), (20, 8576541), (30, 5717694), (36, 4764745), (45, 3811796), (60, 2858847), (90, 1905898), (180, 952949), (331, 518220), (662, 259110), (993, 172740), (1324, 129555), (1655, 103644), (1986, 86370), (2879, 59580), (2979, 57580), (3310, 51822), (3972, 43185), (4965, 34548), (5758, 29790), (5958, 28790), (6620, 25911), (8637, 19860), (9930, 17274), (11516, 14895), (11916, 14395)]