87945660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44417}}^1$

素因数の和:44443

約数の個数: 72

約数和(自身を含む): 291026736

約数和(自身を除く): 203081076

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, 44417, 88834, 133251, 177668, 222085, 266502, 399753, 444170, 488587, 533004, 666255, 799506, 888340, 977174, 1332510, 1465761, 1599012, 1954348, 1998765, 2442935, 2665020, 2931522, 3997530, 4397283, 4885870, 5863044, 7328805, 7995060, 8794566, 9771740, 14657610, 17589132, 21986415, 29315220, 43972830, 87945660]

約数ペア:

[(1, 87945660), (2, 43972830), (3, 29315220), (4, 21986415), (5, 17589132), (6, 14657610), (9, 9771740), (10, 8794566), (11, 7995060), (12, 7328805), (15, 5863044), (18, 4885870), (20, 4397283), (22, 3997530), (30, 2931522), (33, 2665020), (36, 2442935), (44, 1998765), (45, 1954348), (55, 1599012), (60, 1465761), (66, 1332510), (90, 977174), (99, 888340), (110, 799506), (132, 666255), (165, 533004), (180, 488587), (198, 444170), (220, 399753), (330, 266502), (396, 222085), (495, 177668), (660, 133251), (990, 88834), (1980, 44417)]