220389660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{136043}}^1$

素因数の和:136064

約数の個数: 60

約数和(自身を含む): 691375608

約数和(自身を除く): 470985948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 136043, 272086, 408129, 544172, 680215, 816258, 1224387, 1360430, 1632516, 2040645, 2448774, 2720860, 3673161, 4081290, 4897548, 6121935, 7346322, 8162580, 11019483, 12243870, 14692644, 18365805, 22038966, 24487740, 36731610, 44077932, 55097415, 73463220, 110194830, 220389660]

約数ペア:

[(1, 220389660), (2, 110194830), (3, 73463220), (4, 55097415), (5, 44077932), (6, 36731610), (9, 24487740), (10, 22038966), (12, 18365805), (15, 14692644), (18, 12243870), (20, 11019483), (27, 8162580), (30, 7346322), (36, 6121935), (45, 4897548), (54, 4081290), (60, 3673161), (81, 2720860), (90, 2448774), (108, 2040645), (135, 1632516), (162, 1360430), (180, 1224387), (270, 816258), (324, 680215), (405, 544172), (540, 408129), (810, 272086), (1620, 136043)]