728440064

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1861}}^1$

素因数の和:2027

約数の個数: 72

約数和(自身を含む): 1598489760

約数和(自身を除く): 870049696

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 139, 176, 256, 278, 352, 556, 704, 1112, 1408, 1529, 1861, 2224, 2816, 3058, 3722, 4448, 6116, 7444, 8896, 12232, 14888, 17792, 20471, 24464, 29776, 35584, 40942, 48928, 59552, 81884, 97856, 119104, 163768, 195712, 238208, 258679, 327536, 391424, 476416, 517358, 655072, 1034716, 1310144, 2069432, 2620288, 2845469, 4138864, 5240576, 5690938, 8277728, 11381876, 16555456, 22763752, 33110912, 45527504, 66221824, 91055008, 182110016, 364220032, 728440064]

約数ペア:

[(1, 728440064), (2, 364220032), (4, 182110016), (8, 91055008), (11, 66221824), (16, 45527504), (22, 33110912), (32, 22763752), (44, 16555456), (64, 11381876), (88, 8277728), (128, 5690938), (139, 5240576), (176, 4138864), (256, 2845469), (278, 2620288), (352, 2069432), (556, 1310144), (704, 1034716), (1112, 655072), (1408, 517358), (1529, 476416), (1861, 391424), (2224, 327536), (2816, 258679), (3058, 238208), (3722, 195712), (4448, 163768), (6116, 119104), (7444, 97856), (8896, 81884), (12232, 59552), (14888, 48928), (17792, 40942), (20471, 35584), (24464, 29776)]