154805940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27743}}^1$

素因数の和:27789

約数の個数: 72

約数和(自身を含む): 484743168

約数和(自身を除く): 329937228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 27743, 55486, 83229, 110972, 138715, 166458, 249687, 277430, 332916, 416145, 499374, 554860, 832290, 860033, 998748, 1248435, 1664580, 1720066, 2496870, 2580099, 3440132, 4300165, 4993740, 5160198, 7740297, 8600330, 10320396, 12900495, 15480594, 17200660, 25800990, 30961188, 38701485, 51601980, 77402970, 154805940]

約数ペア:

[(1, 154805940), (2, 77402970), (3, 51601980), (4, 38701485), (5, 30961188), (6, 25800990), (9, 17200660), (10, 15480594), (12, 12900495), (15, 10320396), (18, 8600330), (20, 7740297), (30, 5160198), (31, 4993740), (36, 4300165), (45, 3440132), (60, 2580099), (62, 2496870), (90, 1720066), (93, 1664580), (124, 1248435), (155, 998748), (180, 860033), (186, 832290), (279, 554860), (310, 499374), (372, 416145), (465, 332916), (558, 277430), (620, 249687), (930, 166458), (1116, 138715), (1395, 110972), (1860, 83229), (2790, 55486), (5580, 27743)]