71776980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36251}}^1$

素因数の和:36277

約数の個数: 72

約数和(自身を含む): 237523104

約数和(自身を除く): 165746124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 36251, 72502, 108753, 145004, 181255, 217506, 326259, 362510, 398761, 435012, 543765, 652518, 725020, 797522, 1087530, 1196283, 1305036, 1595044, 1631295, 1993805, 2175060, 2392566, 3262590, 3588849, 3987610, 4785132, 5981415, 6525180, 7177698, 7975220, 11962830, 14355396, 17944245, 23925660, 35888490, 71776980]

約数ペア:

[(1, 71776980), (2, 35888490), (3, 23925660), (4, 17944245), (5, 14355396), (6, 11962830), (9, 7975220), (10, 7177698), (11, 6525180), (12, 5981415), (15, 4785132), (18, 3987610), (20, 3588849), (22, 3262590), (30, 2392566), (33, 2175060), (36, 1993805), (44, 1631295), (45, 1595044), (55, 1305036), (60, 1196283), (66, 1087530), (90, 797522), (99, 725020), (110, 652518), (132, 543765), (165, 435012), (180, 398761), (198, 362510), (220, 326259), (330, 217506), (396, 181255), (495, 145004), (660, 108753), (990, 72502), (1980, 36251)]