4243140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2143}}^1$

素因数の和:2169

約数の個数: 72

約数和(自身を含む): 14047488

約数和(自身を除く): 9804348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 2143, 4286, 6429, 8572, 10715, 12858, 19287, 21430, 23573, 25716, 32145, 38574, 42860, 47146, 64290, 70719, 77148, 94292, 96435, 117865, 128580, 141438, 192870, 212157, 235730, 282876, 353595, 385740, 424314, 471460, 707190, 848628, 1060785, 1414380, 2121570, 4243140]

約数ペア:

[(1, 4243140), (2, 2121570), (3, 1414380), (4, 1060785), (5, 848628), (6, 707190), (9, 471460), (10, 424314), (11, 385740), (12, 353595), (15, 282876), (18, 235730), (20, 212157), (22, 192870), (30, 141438), (33, 128580), (36, 117865), (44, 96435), (45, 94292), (55, 77148), (60, 70719), (66, 64290), (90, 47146), (99, 42860), (110, 38574), (132, 32145), (165, 25716), (180, 23573), (198, 21430), (220, 19287), (330, 12858), (396, 10715), (495, 8572), (660, 6429), (990, 4286), (1980, 2143)]