221788248

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5351}}^1$

素因数の和:5528

約数の個数: 64

約数和(自身を含む): 608843520

約数和(自身を除く): 387055272

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 157, 264, 314, 471, 628, 942, 1256, 1727, 1884, 3454, 3768, 5181, 5351, 6908, 10362, 10702, 13816, 16053, 20724, 21404, 32106, 41448, 42808, 58861, 64212, 117722, 128424, 176583, 235444, 353166, 470888, 706332, 840107, 1412664, 1680214, 2520321, 3360428, 5040642, 6720856, 9241177, 10081284, 18482354, 20162568, 27723531, 36964708, 55447062, 73929416, 110894124, 221788248]

約数ペア:

[(1, 221788248), (2, 110894124), (3, 73929416), (4, 55447062), (6, 36964708), (8, 27723531), (11, 20162568), (12, 18482354), (22, 10081284), (24, 9241177), (33, 6720856), (44, 5040642), (66, 3360428), (88, 2520321), (132, 1680214), (157, 1412664), (264, 840107), (314, 706332), (471, 470888), (628, 353166), (942, 235444), (1256, 176583), (1727, 128424), (1884, 117722), (3454, 64212), (3768, 58861), (5181, 42808), (5351, 41448), (6908, 32106), (10362, 21404), (10702, 20724), (13816, 16053)]