890286320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1279}}^1$

素因数の和:1423

約数の個数: 160

約数和(自身を含む): 2605547520

約数和(自身を除く): 1715261200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 113, 140, 154, 176, 220, 226, 280, 308, 385, 440, 452, 560, 565, 616, 770, 791, 880, 904, 1130, 1232, 1243, 1279, 1540, 1582, 1808, 2260, 2486, 2558, 3080, 3164, 3955, 4520, 4972, 5116, 6160, 6215, 6328, 6395, 7910, 8701, 8953, 9040, 9944, 10232, 12430, 12656, 12790, 14069, 15820, 17402, 17906, 19888, 20464, 24860, 25580, 28138, 31640, 34804, 35812, 43505, 44765, 49720, 51160, 56276, 63280, 69608, 70345, 71624, 87010, 89530, 98483, 99440, 102320, 112552, 139216, 140690, 143248, 144527, 174020, 179060, 196966, 225104, 281380, 289054, 348040, 358120, 393932, 492415, 562760, 578108, 696080, 716240, 722635, 787864, 984830, 1011689, 1125520, 1156216, 1445270, 1575728, 1589797, 1969660, 2023378, 2312432, 2890540, 3179594, 3939320, 4046756, 5058445, 5781080, 6359188, 7878640, 7948985, 8093512, 10116890, 11128579, 11562160, 12718376, 15897970, 16187024, 20233780, 22257158, 25436752, 31795940, 40467560, 44514316, 55642895, 63591880, 80935120, 89028632, 111285790, 127183760, 178057264, 222571580, 445143160, 890286320]

約数ペア:

[(1, 890286320), (2, 445143160), (4, 222571580), (5, 178057264), (7, 127183760), (8, 111285790), (10, 89028632), (11, 80935120), (14, 63591880), (16, 55642895), (20, 44514316), (22, 40467560), (28, 31795940), (35, 25436752), (40, 22257158), (44, 20233780), (55, 16187024), (56, 15897970), (70, 12718376), (77, 11562160), (80, 11128579), (88, 10116890), (110, 8093512), (112, 7948985), (113, 7878640), (140, 6359188), (154, 5781080), (176, 5058445), (220, 4046756), (226, 3939320), (280, 3179594), (308, 2890540), (385, 2312432), (440, 2023378), (452, 1969660), (560, 1589797), (565, 1575728), (616, 1445270), (770, 1156216), (791, 1125520), (880, 1011689), (904, 984830), (1130, 787864), (1232, 722635), (1243, 716240), (1279, 696080), (1540, 578108), (1582, 562760), (1808, 492415), (2260, 393932), (2486, 358120), (2558, 348040), (3080, 289054), (3164, 281380), (3955, 225104), (4520, 196966), (4972, 179060), (5116, 174020), (6160, 144527), (6215, 143248), (6328, 140690), (6395, 139216), (7910, 112552), (8701, 102320), (8953, 99440), (9040, 98483), (9944, 89530), (10232, 87010), (12430, 71624), (12656, 70345), (12790, 69608), (14069, 63280), (15820, 56276), (17402, 51160), (17906, 49720), (19888, 44765), (20464, 43505), (24860, 35812), (25580, 34804), (28138, 31640)]