858851240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 2171988000

約数和(自身を除く): 1313136760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 169, 232, 260, 290, 337, 338, 377, 520, 580, 674, 676, 754, 845, 1160, 1348, 1352, 1508, 1685, 1690, 1885, 2197, 2696, 3016, 3370, 3380, 3770, 4381, 4394, 4901, 6740, 6760, 7540, 8762, 8788, 9773, 9802, 10985, 13480, 15080, 17524, 17576, 19546, 19604, 21905, 21970, 24505, 35048, 39092, 39208, 43810, 43940, 48865, 49010, 56953, 63713, 78184, 87620, 87880, 97730, 98020, 113906, 127049, 127426, 175240, 195460, 196040, 227812, 254098, 254852, 284765, 318565, 390920, 455624, 508196, 509704, 569530, 635245, 637130, 740389, 1016392, 1139060, 1270490, 1274260, 1480778, 1651637, 2278120, 2540980, 2548520, 2961556, 3303274, 3701945, 5081960, 5923112, 6606548, 7403890, 8258185, 13213096, 14807780, 16516370, 21471281, 29615560, 33032740, 42942562, 66065480, 85885124, 107356405, 171770248, 214712810, 429425620, 858851240]

約数ペア:

[(1, 858851240), (2, 429425620), (4, 214712810), (5, 171770248), (8, 107356405), (10, 85885124), (13, 66065480), (20, 42942562), (26, 33032740), (29, 29615560), (40, 21471281), (52, 16516370), (58, 14807780), (65, 13213096), (104, 8258185), (116, 7403890), (130, 6606548), (145, 5923112), (169, 5081960), (232, 3701945), (260, 3303274), (290, 2961556), (337, 2548520), (338, 2540980), (377, 2278120), (520, 1651637), (580, 1480778), (674, 1274260), (676, 1270490), (754, 1139060), (845, 1016392), (1160, 740389), (1348, 637130), (1352, 635245), (1508, 569530), (1685, 509704), (1690, 508196), (1885, 455624), (2197, 390920), (2696, 318565), (3016, 284765), (3370, 254852), (3380, 254098), (3770, 227812), (4381, 196040), (4394, 195460), (4901, 175240), (6740, 127426), (6760, 127049), (7540, 113906), (8762, 98020), (8788, 97730), (9773, 87880), (9802, 87620), (10985, 78184), (13480, 63713), (15080, 56953), (17524, 49010), (17576, 48865), (19546, 43940), (19604, 43810), (21905, 39208), (21970, 39092), (24505, 35048)]