139798980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{258887}}^1$

素因数の和:258905

約数の個数: 48

約数和(自身を含む): 434931840

約数和(自身を除く): 295132860

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, 258887, 517774, 776661, 1035548, 1294435, 1553322, 2329983, 2588870, 3106644, 3883305, 4659966, 5177740, 6989949, 7766610, 9319932, 11649915, 13979898, 15533220, 23299830, 27959796, 34949745, 46599660, 69899490, 139798980]

約数ペア:

[(1, 139798980), (2, 69899490), (3, 46599660), (4, 34949745), (5, 27959796), (6, 23299830), (9, 15533220), (10, 13979898), (12, 11649915), (15, 9319932), (18, 7766610), (20, 6989949), (27, 5177740), (30, 4659966), (36, 3883305), (45, 3106644), (54, 2588870), (60, 2329983), (90, 1553322), (108, 1294435), (135, 1035548), (180, 776661), (270, 517774), (540, 258887)]