312816784

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:325

約数の個数: 120

約数和(自身を含む): 743214336

約数和(自身を除く): 430397552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 61, 62, 98, 112, 122, 124, 196, 211, 217, 244, 248, 392, 422, 427, 434, 488, 496, 784, 844, 854, 868, 976, 1477, 1519, 1688, 1708, 1736, 1891, 2954, 2989, 3038, 3376, 3416, 3472, 3782, 5908, 5978, 6076, 6541, 6832, 7564, 10339, 11816, 11956, 12152, 12871, 13082, 13237, 15128, 20678, 23632, 23912, 24304, 25742, 26164, 26474, 30256, 41356, 45787, 47824, 51484, 52328, 52948, 82712, 90097, 91574, 92659, 102968, 104656, 105896, 165424, 180194, 183148, 185318, 205936, 211792, 320509, 360388, 366296, 370636, 399001, 630679, 641018, 720776, 732592, 741272, 798002, 1261358, 1282036, 1441552, 1482544, 1596004, 2522716, 2564072, 2793007, 3192008, 5045432, 5128144, 5586014, 6384016, 10090864, 11172028, 19551049, 22344056, 39102098, 44688112, 78204196, 156408392, 312816784]

約数ペア:

[(1, 312816784), (2, 156408392), (4, 78204196), (7, 44688112), (8, 39102098), (14, 22344056), (16, 19551049), (28, 11172028), (31, 10090864), (49, 6384016), (56, 5586014), (61, 5128144), (62, 5045432), (98, 3192008), (112, 2793007), (122, 2564072), (124, 2522716), (196, 1596004), (211, 1482544), (217, 1441552), (244, 1282036), (248, 1261358), (392, 798002), (422, 741272), (427, 732592), (434, 720776), (488, 641018), (496, 630679), (784, 399001), (844, 370636), (854, 366296), (868, 360388), (976, 320509), (1477, 211792), (1519, 205936), (1688, 185318), (1708, 183148), (1736, 180194), (1891, 165424), (2954, 105896), (2989, 104656), (3038, 102968), (3376, 92659), (3416, 91574), (3472, 90097), (3782, 82712), (5908, 52948), (5978, 52328), (6076, 51484), (6541, 47824), (6832, 45787), (7564, 41356), (10339, 30256), (11816, 26474), (11956, 26164), (12152, 25742), (12871, 24304), (13082, 23912), (13237, 23632), (15128, 20678)]