120861560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3361}}^1$

素因数の和:3432

約数の個数: 64

約数和(自身を含む): 290476800

約数和(自身を除く): 169615240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 3361, 3596, 4495, 6722, 7192, 8990, 13444, 16805, 17980, 26888, 33610, 35960, 67220, 97469, 104191, 134440, 194938, 208382, 389876, 416764, 487345, 520955, 779752, 833528, 974690, 1041910, 1949380, 2083820, 3021539, 3898760, 4167640, 6043078, 12086156, 15107695, 24172312, 30215390, 60430780, 120861560]

約数ペア:

[(1, 120861560), (2, 60430780), (4, 30215390), (5, 24172312), (8, 15107695), (10, 12086156), (20, 6043078), (29, 4167640), (31, 3898760), (40, 3021539), (58, 2083820), (62, 1949380), (116, 1041910), (124, 974690), (145, 833528), (155, 779752), (232, 520955), (248, 487345), (290, 416764), (310, 389876), (580, 208382), (620, 194938), (899, 134440), (1160, 104191), (1240, 97469), (1798, 67220), (3361, 35960), (3596, 33610), (4495, 26888), (6722, 17980), (7192, 16805), (8990, 13444)]