398347776

素因数分解:

$2^9\times 3^2\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:792

約数の個数: 120

約数和(自身を含む): 1159885584

約数和(自身を除く): 761537808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 137, 144, 192, 256, 274, 288, 384, 411, 512, 548, 576, 631, 768, 822, 1096, 1152, 1233, 1262, 1536, 1644, 1893, 2192, 2304, 2466, 2524, 3288, 3786, 4384, 4608, 4932, 5048, 5679, 6576, 7572, 8768, 9864, 10096, 11358, 13152, 15144, 17536, 19728, 20192, 22716, 26304, 30288, 35072, 39456, 40384, 45432, 52608, 60576, 70144, 78912, 80768, 86447, 90864, 105216, 121152, 157824, 161536, 172894, 181728, 210432, 242304, 259341, 315648, 323072, 345788, 363456, 484608, 518682, 631296, 691576, 726912, 778023, 969216, 1037364, 1383152, 1453824, 1556046, 2074728, 2766304, 2907648, 3112092, 4149456, 5532608, 6224184, 8298912, 11065216, 12448368, 16597824, 22130432, 24896736, 33195648, 44260864, 49793472, 66391296, 99586944, 132782592, 199173888, 398347776]

約数ペア:

[(1, 398347776), (2, 199173888), (3, 132782592), (4, 99586944), (6, 66391296), (8, 49793472), (9, 44260864), (12, 33195648), (16, 24896736), (18, 22130432), (24, 16597824), (32, 12448368), (36, 11065216), (48, 8298912), (64, 6224184), (72, 5532608), (96, 4149456), (128, 3112092), (137, 2907648), (144, 2766304), (192, 2074728), (256, 1556046), (274, 1453824), (288, 1383152), (384, 1037364), (411, 969216), (512, 778023), (548, 726912), (576, 691576), (631, 631296), (768, 518682), (822, 484608), (1096, 363456), (1152, 345788), (1233, 323072), (1262, 315648), (1536, 259341), (1644, 242304), (1893, 210432), (2192, 181728), (2304, 172894), (2466, 161536), (2524, 157824), (3288, 121152), (3786, 105216), (4384, 90864), (4608, 86447), (4932, 80768), (5048, 78912), (5679, 70144), (6576, 60576), (7572, 52608), (8768, 45432), (9864, 40384), (10096, 39456), (11358, 35072), (13152, 30288), (15144, 26304), (17536, 22716), (19728, 20192)]