78593220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{145543}}^1$

素因数の和:145561

約数の個数: 48

約数和(自身を含む): 244513920

約数和(自身を除く): 165920700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 145543, 291086, 436629, 582172, 727715, 873258, 1309887, 1455430, 1746516, 2183145, 2619774, 2910860, 3929661, 4366290, 5239548, 6549435, 7859322, 8732580, 13098870, 15718644, 19648305, 26197740, 39296610, 78593220]

約数ペア:

[(1, 78593220), (2, 39296610), (3, 26197740), (4, 19648305), (5, 15718644), (6, 13098870), (9, 8732580), (10, 7859322), (12, 6549435), (15, 5239548), (18, 4366290), (20, 3929661), (27, 2910860), (30, 2619774), (36, 2183145), (45, 1746516), (54, 1455430), (60, 1309887), (90, 873258), (108, 727715), (135, 582172), (180, 436629), (270, 291086), (540, 145543)]