821788416

素因数分解:

$2^8\times 3^4\times {\mathrm{39631}}^1$

素因数の和:39659

約数の個数: 90

約数和(自身を含む): 2450486192

約数和(自身を除く): 1628697776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 576, 648, 768, 864, 1152, 1296, 1728, 2304, 2592, 3456, 5184, 6912, 10368, 20736, 39631, 79262, 118893, 158524, 237786, 317048, 356679, 475572, 634096, 713358, 951144, 1070037, 1268192, 1426716, 1902288, 2140074, 2536384, 2853432, 3210111, 3804576, 4280148, 5072768, 5706864, 6420222, 7609152, 8560296, 10145536, 11413728, 12840444, 15218304, 17120592, 22827456, 25680888, 30436608, 34241184, 45654912, 51361776, 68482368, 91309824, 102723552, 136964736, 205447104, 273929472, 410894208, 821788416]

約数ペア:

[(1, 821788416), (2, 410894208), (3, 273929472), (4, 205447104), (6, 136964736), (8, 102723552), (9, 91309824), (12, 68482368), (16, 51361776), (18, 45654912), (24, 34241184), (27, 30436608), (32, 25680888), (36, 22827456), (48, 17120592), (54, 15218304), (64, 12840444), (72, 11413728), (81, 10145536), (96, 8560296), (108, 7609152), (128, 6420222), (144, 5706864), (162, 5072768), (192, 4280148), (216, 3804576), (256, 3210111), (288, 2853432), (324, 2536384), (384, 2140074), (432, 1902288), (576, 1426716), (648, 1268192), (768, 1070037), (864, 951144), (1152, 713358), (1296, 634096), (1728, 475572), (2304, 356679), (2592, 317048), (3456, 237786), (5184, 158524), (6912, 118893), (10368, 79262), (20736, 39631)]