318223458

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 845898240

約数和(自身を除く): 527674782

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 61, 63, 74, 111, 122, 126, 183, 189, 222, 259, 333, 366, 373, 378, 427, 518, 549, 666, 746, 777, 854, 999, 1098, 1119, 1281, 1554, 1647, 1998, 2238, 2257, 2331, 2562, 2611, 3294, 3357, 3843, 4514, 4662, 5222, 6714, 6771, 6993, 7686, 7833, 10071, 11529, 13542, 13801, 13986, 15666, 15799, 20142, 20313, 22753, 23058, 23499, 27602, 31598, 40626, 41403, 45506, 46998, 47397, 60939, 68259, 70497, 82806, 94794, 96607, 121878, 124209, 136518, 140994, 142191, 159271, 193214, 204777, 248418, 284382, 289821, 318542, 372627, 409554, 426573, 477813, 579642, 614331, 745254, 841861, 853146, 869463, 955626, 1228662, 1433439, 1683722, 1738926, 2525583, 2608389, 2866878, 4300317, 5051166, 5216778, 5893027, 7576749, 8600634, 11786054, 15153498, 17679081, 22730247, 35358162, 45460494, 53037243, 106074486, 159111729, 318223458]

約数ペア:

[(1, 318223458), (2, 159111729), (3, 106074486), (6, 53037243), (7, 45460494), (9, 35358162), (14, 22730247), (18, 17679081), (21, 15153498), (27, 11786054), (37, 8600634), (42, 7576749), (54, 5893027), (61, 5216778), (63, 5051166), (74, 4300317), (111, 2866878), (122, 2608389), (126, 2525583), (183, 1738926), (189, 1683722), (222, 1433439), (259, 1228662), (333, 955626), (366, 869463), (373, 853146), (378, 841861), (427, 745254), (518, 614331), (549, 579642), (666, 477813), (746, 426573), (777, 409554), (854, 372627), (999, 318542), (1098, 289821), (1119, 284382), (1281, 248418), (1554, 204777), (1647, 193214), (1998, 159271), (2238, 142191), (2257, 140994), (2331, 136518), (2562, 124209), (2611, 121878), (3294, 96607), (3357, 94794), (3843, 82806), (4514, 70497), (4662, 68259), (5222, 60939), (6714, 47397), (6771, 46998), (6993, 45506), (7686, 41403), (7833, 40626), (10071, 31598), (11529, 27602), (13542, 23499), (13801, 23058), (13986, 22753), (15666, 20313), (15799, 20142)]