220189140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{8929}}^1$

素因数の和:9081

約数の個数: 72

約数和(自身を含む): 672857640

約数和(自身を除く): 452668500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1644, 2055, 2466, 2740, 4110, 4932, 6165, 8220, 8929, 12330, 17858, 24660, 26787, 35716, 44645, 53574, 80361, 89290, 107148, 133935, 160722, 178580, 267870, 321444, 401805, 535740, 803610, 1223273, 1607220, 2446546, 3669819, 4893092, 6116365, 7339638, 11009457, 12232730, 14679276, 18349095, 22018914, 24465460, 36698190, 44037828, 55047285, 73396380, 110094570, 220189140]

約数ペア:

[(1, 220189140), (2, 110094570), (3, 73396380), (4, 55047285), (5, 44037828), (6, 36698190), (9, 24465460), (10, 22018914), (12, 18349095), (15, 14679276), (18, 12232730), (20, 11009457), (30, 7339638), (36, 6116365), (45, 4893092), (60, 3669819), (90, 2446546), (137, 1607220), (180, 1223273), (274, 803610), (411, 535740), (548, 401805), (685, 321444), (822, 267870), (1233, 178580), (1370, 160722), (1644, 133935), (2055, 107148), (2466, 89290), (2740, 80361), (4110, 53574), (4932, 44645), (6165, 35716), (8220, 26787), (8929, 24660), (12330, 17858)]