1381308608

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:374

約数の個数: 112

約数和(自身を含む): 2966557440

約数和(自身を除く): 1585248832

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 64, 86, 92, 139, 157, 172, 184, 278, 314, 344, 368, 556, 628, 688, 736, 989, 1112, 1256, 1376, 1472, 1978, 2224, 2512, 2752, 3197, 3611, 3956, 4448, 5024, 5977, 6394, 6751, 7222, 7912, 8896, 10048, 11954, 12788, 13502, 14444, 15824, 21823, 23908, 25576, 27004, 28888, 31648, 43646, 47816, 51152, 54008, 57776, 63296, 87292, 95632, 102304, 108016, 115552, 137471, 155273, 174584, 191264, 204608, 216032, 231104, 274942, 310546, 349168, 382528, 432064, 501929, 549884, 621092, 698336, 938389, 1003858, 1099768, 1242184, 1396672, 1876778, 2007716, 2199536, 2484368, 3753556, 4015432, 4399072, 4968736, 7507112, 8030864, 8798144, 9937472, 15014224, 16061728, 21582947, 30028448, 32123456, 43165894, 60056896, 86331788, 172663576, 345327152, 690654304, 1381308608]

約数ペア:

[(1, 1381308608), (2, 690654304), (4, 345327152), (8, 172663576), (16, 86331788), (23, 60056896), (32, 43165894), (43, 32123456), (46, 30028448), (64, 21582947), (86, 16061728), (92, 15014224), (139, 9937472), (157, 8798144), (172, 8030864), (184, 7507112), (278, 4968736), (314, 4399072), (344, 4015432), (368, 3753556), (556, 2484368), (628, 2199536), (688, 2007716), (736, 1876778), (989, 1396672), (1112, 1242184), (1256, 1099768), (1376, 1003858), (1472, 938389), (1978, 698336), (2224, 621092), (2512, 549884), (2752, 501929), (3197, 432064), (3611, 382528), (3956, 349168), (4448, 310546), (5024, 274942), (5977, 231104), (6394, 216032), (6751, 204608), (7222, 191264), (7912, 174584), (8896, 155273), (10048, 137471), (11954, 115552), (12788, 108016), (13502, 102304), (14444, 95632), (15824, 87292), (21823, 63296), (23908, 57776), (25576, 54008), (27004, 51152), (28888, 47816), (31648, 43646)]