20210727216

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{24419}}^1$

素因数の和:24874

約数の個数: 80

約数和(自身を含む): 53560679040

約数和(自身を除く): 33349951824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 401, 516, 688, 802, 1032, 1203, 1604, 2064, 2406, 3208, 4812, 6416, 9624, 17243, 19248, 24419, 34486, 48838, 51729, 68972, 73257, 97676, 103458, 137944, 146514, 195352, 206916, 275888, 293028, 390704, 413832, 586056, 827664, 1050017, 1172112, 2100034, 3150051, 4200068, 6300102, 8400136, 9792019, 12600204, 16800272, 19584038, 25200408, 29376057, 39168076, 50400816, 58752114, 78336152, 117504228, 156672304, 235008456, 421056817, 470016912, 842113634, 1263170451, 1684227268, 2526340902, 3368454536, 5052681804, 6736909072, 10105363608, 20210727216]

約数ペア:

[(1, 20210727216), (2, 10105363608), (3, 6736909072), (4, 5052681804), (6, 3368454536), (8, 2526340902), (12, 1684227268), (16, 1263170451), (24, 842113634), (43, 470016912), (48, 421056817), (86, 235008456), (129, 156672304), (172, 117504228), (258, 78336152), (344, 58752114), (401, 50400816), (516, 39168076), (688, 29376057), (802, 25200408), (1032, 19584038), (1203, 16800272), (1604, 12600204), (2064, 9792019), (2406, 8400136), (3208, 6300102), (4812, 4200068), (6416, 3150051), (9624, 2100034), (17243, 1172112), (19248, 1050017), (24419, 827664), (34486, 586056), (48838, 413832), (51729, 390704), (68972, 293028), (73257, 275888), (97676, 206916), (103458, 195352), (137944, 146514)]