646887168

素因数分解:

$2^8\times 3^3\times {\mathrm{31}}^1\times {\mathrm{3019}}^1$

素因数の和:3075

約数の個数: 144

約数和(自身を含む): 1975321600

約数和(自身を除く): 1328434432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 216, 248, 256, 279, 288, 372, 384, 432, 496, 558, 576, 744, 768, 837, 864, 992, 1116, 1152, 1488, 1674, 1728, 1984, 2232, 2304, 2976, 3019, 3348, 3456, 3968, 4464, 5952, 6038, 6696, 6912, 7936, 8928, 9057, 11904, 12076, 13392, 17856, 18114, 23808, 24152, 26784, 27171, 35712, 36228, 48304, 53568, 54342, 71424, 72456, 81513, 93589, 96608, 107136, 108684, 144912, 163026, 187178, 193216, 214272, 217368, 280767, 289824, 326052, 374356, 386432, 434736, 561534, 579648, 652104, 748712, 772864, 842301, 869472, 1123068, 1159296, 1304208, 1497424, 1684602, 1738944, 2246136, 2318592, 2526903, 2608416, 2994848, 3369204, 3477888, 4492272, 5053806, 5216832, 5989696, 6738408, 6955776, 8984544, 10107612, 10433664, 11979392, 13476816, 17969088, 20215224, 20867328, 23958784, 26953632, 35938176, 40430448, 53907264, 71876352, 80860896, 107814528, 161721792, 215629056, 323443584, 646887168]

約数ペア:

[(1, 646887168), (2, 323443584), (3, 215629056), (4, 161721792), (6, 107814528), (8, 80860896), (9, 71876352), (12, 53907264), (16, 40430448), (18, 35938176), (24, 26953632), (27, 23958784), (31, 20867328), (32, 20215224), (36, 17969088), (48, 13476816), (54, 11979392), (62, 10433664), (64, 10107612), (72, 8984544), (93, 6955776), (96, 6738408), (108, 5989696), (124, 5216832), (128, 5053806), (144, 4492272), (186, 3477888), (192, 3369204), (216, 2994848), (248, 2608416), (256, 2526903), (279, 2318592), (288, 2246136), (372, 1738944), (384, 1684602), (432, 1497424), (496, 1304208), (558, 1159296), (576, 1123068), (744, 869472), (768, 842301), (837, 772864), (864, 748712), (992, 652104), (1116, 579648), (1152, 561534), (1488, 434736), (1674, 386432), (1728, 374356), (1984, 326052), (2232, 289824), (2304, 280767), (2976, 217368), (3019, 214272), (3348, 193216), (3456, 187178), (3968, 163026), (4464, 144912), (5952, 108684), (6038, 107136), (6696, 96608), (6912, 93589), (7936, 81513), (8928, 72456), (9057, 71424), (11904, 54342), (12076, 53568), (13392, 48304), (17856, 36228), (18114, 35712), (23808, 27171), (24152, 26784)]