2655180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 9147600

約数和(自身を除く): 6492420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 149, 162, 165, 180, 198, 220, 270, 297, 298, 324, 330, 396, 405, 447, 495, 540, 594, 596, 660, 745, 810, 891, 894, 990, 1188, 1341, 1485, 1490, 1620, 1639, 1782, 1788, 1980, 2235, 2682, 2970, 2980, 3278, 3564, 4023, 4455, 4470, 4917, 5364, 5940, 6556, 6705, 8046, 8195, 8910, 8940, 9834, 12069, 13410, 14751, 16092, 16390, 17820, 19668, 20115, 24138, 24585, 26820, 29502, 32780, 40230, 44253, 48276, 49170, 59004, 60345, 73755, 80460, 88506, 98340, 120690, 132759, 147510, 177012, 221265, 241380, 265518, 295020, 442530, 531036, 663795, 885060, 1327590, 2655180]

約数ペア:

[(1, 2655180), (2, 1327590), (3, 885060), (4, 663795), (5, 531036), (6, 442530), (9, 295020), (10, 265518), (11, 241380), (12, 221265), (15, 177012), (18, 147510), (20, 132759), (22, 120690), (27, 98340), (30, 88506), (33, 80460), (36, 73755), (44, 60345), (45, 59004), (54, 49170), (55, 48276), (60, 44253), (66, 40230), (81, 32780), (90, 29502), (99, 26820), (108, 24585), (110, 24138), (132, 20115), (135, 19668), (149, 17820), (162, 16390), (165, 16092), (180, 14751), (198, 13410), (220, 12069), (270, 9834), (297, 8940), (298, 8910), (324, 8195), (330, 8046), (396, 6705), (405, 6556), (447, 5940), (495, 5364), (540, 4917), (594, 4470), (596, 4455), (660, 4023), (745, 3564), (810, 3278), (891, 2980), (894, 2970), (990, 2682), (1188, 2235), (1341, 1980), (1485, 1788), (1490, 1782), (1620, 1639)]