219075660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3677}}^1$

素因数の和:4023

約数の個数: 72

約数和(自身を含む): 666718416

約数和(自身を除く): 447642756

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, 2979, 3310, 3677, 3972, 4965, 5958, 6620, 7354, 9930, 11031, 11916, 14708, 14895, 18385, 19860, 22062, 29790, 33093, 36770, 44124, 55155, 59580, 66186, 73540, 110310, 132372, 165465, 220620, 330930, 661860, 1217087, 2434174, 3651261, 4868348, 6085435, 7302522, 10953783, 12170870, 14605044, 18256305, 21907566, 24341740, 36512610, 43815132, 54768915, 73025220, 109537830, 219075660]

約数ペア:

[(1, 219075660), (2, 109537830), (3, 73025220), (4, 54768915), (5, 43815132), (6, 36512610), (9, 24341740), (10, 21907566), (12, 18256305), (15, 14605044), (18, 12170870), (20, 10953783), (30, 7302522), (36, 6085435), (45, 4868348), (60, 3651261), (90, 2434174), (180, 1217087), (331, 661860), (662, 330930), (993, 220620), (1324, 165465), (1655, 132372), (1986, 110310), (2979, 73540), (3310, 66186), (3677, 59580), (3972, 55155), (4965, 44124), (5958, 36770), (6620, 33093), (7354, 29790), (9930, 22062), (11031, 19860), (11916, 18385), (14708, 14895)]