263966848

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{349}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 556920000

約数和(自身を除く): 292953152

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 311, 349, 608, 622, 698, 1216, 1244, 1396, 2432, 2488, 2792, 4976, 5584, 5909, 6631, 9952, 11168, 11818, 13262, 19904, 22336, 23636, 26524, 39808, 44672, 47272, 53048, 94544, 106096, 108539, 189088, 212192, 217078, 378176, 424384, 434156, 756352, 848768, 868312, 1736624, 2062241, 3473248, 4124482, 6946496, 8248964, 13892992, 16497928, 32995856, 65991712, 131983424, 263966848]

約数ペア:

[(1, 263966848), (2, 131983424), (4, 65991712), (8, 32995856), (16, 16497928), (19, 13892992), (32, 8248964), (38, 6946496), (64, 4124482), (76, 3473248), (128, 2062241), (152, 1736624), (304, 868312), (311, 848768), (349, 756352), (608, 434156), (622, 424384), (698, 378176), (1216, 217078), (1244, 212192), (1396, 189088), (2432, 108539), (2488, 106096), (2792, 94544), (4976, 53048), (5584, 47272), (5909, 44672), (6631, 39808), (9952, 26524), (11168, 23636), (11818, 22336), (13262, 19904)]