257761776

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{557}}^1$

素因数の和:910

約数の個数: 80

約数和(自身を含む): 690812928

約数和(自身を除く): 433051152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 311, 372, 496, 557, 622, 744, 933, 1114, 1244, 1488, 1671, 1866, 2228, 2488, 3342, 3732, 4456, 4976, 6684, 7464, 8912, 9641, 13368, 14928, 17267, 19282, 26736, 28923, 34534, 38564, 51801, 57846, 69068, 77128, 103602, 115692, 138136, 154256, 173227, 207204, 231384, 276272, 346454, 414408, 462768, 519681, 692908, 828816, 1039362, 1385816, 2078724, 2771632, 4157448, 5370037, 8314896, 10740074, 16110111, 21480148, 32220222, 42960296, 64440444, 85920592, 128880888, 257761776]

約数ペア:

[(1, 257761776), (2, 128880888), (3, 85920592), (4, 64440444), (6, 42960296), (8, 32220222), (12, 21480148), (16, 16110111), (24, 10740074), (31, 8314896), (48, 5370037), (62, 4157448), (93, 2771632), (124, 2078724), (186, 1385816), (248, 1039362), (311, 828816), (372, 692908), (496, 519681), (557, 462768), (622, 414408), (744, 346454), (933, 276272), (1114, 231384), (1244, 207204), (1488, 173227), (1671, 154256), (1866, 138136), (2228, 115692), (2488, 103602), (3342, 77128), (3732, 69068), (4456, 57846), (4976, 51801), (6684, 38564), (7464, 34534), (8912, 28923), (9641, 26736), (13368, 19282), (14928, 17267)]