220177544

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 441080640

約数和(自身を除く): 220903096

約数列:

[1, 2, 4, 8, 41, 43, 67, 82, 86, 134, 164, 172, 233, 268, 328, 344, 466, 536, 932, 1763, 1864, 2747, 2881, 3526, 5494, 5762, 7052, 9553, 10019, 10988, 11524, 14104, 15611, 19106, 20038, 21976, 23048, 31222, 38212, 40076, 62444, 76424, 80152, 118121, 124888, 236242, 410779, 472484, 640051, 671273, 821558, 944968, 1280102, 1342546, 1643116, 2560204, 2685092, 3286232, 5120408, 5370184, 27522193, 55044386, 110088772, 220177544]

約数ペア:

[(1, 220177544), (2, 110088772), (4, 55044386), (8, 27522193), (41, 5370184), (43, 5120408), (67, 3286232), (82, 2685092), (86, 2560204), (134, 1643116), (164, 1342546), (172, 1280102), (233, 944968), (268, 821558), (328, 671273), (344, 640051), (466, 472484), (536, 410779), (932, 236242), (1763, 124888), (1864, 118121), (2747, 80152), (2881, 76424), (3526, 62444), (5494, 40076), (5762, 38212), (7052, 31222), (9553, 23048), (10019, 21976), (10988, 20038), (11524, 19106), (14104, 15611)]