311059920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{4679}}^1$

素因数の和:4972

約数の個数: 80

約数和(自身を含む): 967973760

約数和(自身を除く): 656913840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277, 554, 831, 1108, 1385, 1662, 2216, 2770, 3324, 4155, 4432, 4679, 5540, 6648, 8310, 9358, 11080, 13296, 14037, 16620, 18716, 22160, 23395, 28074, 33240, 37432, 46790, 56148, 66480, 70185, 74864, 93580, 112296, 140370, 187160, 224592, 280740, 374320, 561480, 1122960, 1296083, 2592166, 3888249, 5184332, 6480415, 7776498, 10368664, 12960830, 15552996, 19441245, 20737328, 25921660, 31105992, 38882490, 51843320, 62211984, 77764980, 103686640, 155529960, 311059920]

約数ペア:

[(1, 311059920), (2, 155529960), (3, 103686640), (4, 77764980), (5, 62211984), (6, 51843320), (8, 38882490), (10, 31105992), (12, 25921660), (15, 20737328), (16, 19441245), (20, 15552996), (24, 12960830), (30, 10368664), (40, 7776498), (48, 6480415), (60, 5184332), (80, 3888249), (120, 2592166), (240, 1296083), (277, 1122960), (554, 561480), (831, 374320), (1108, 280740), (1385, 224592), (1662, 187160), (2216, 140370), (2770, 112296), (3324, 93580), (4155, 74864), (4432, 70185), (4679, 66480), (5540, 56148), (6648, 46790), (8310, 37432), (9358, 33240), (11080, 28074), (13296, 23395), (14037, 22160), (16620, 18716)]