13142800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:161

約数の個数: 120

約数和(自身を含む): 35979840

約数和(自身を除く): 22837040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 29, 40, 44, 50, 55, 58, 80, 88, 100, 103, 110, 116, 145, 176, 200, 206, 220, 232, 275, 290, 319, 400, 412, 440, 464, 515, 550, 580, 638, 725, 824, 880, 1030, 1100, 1133, 1160, 1276, 1450, 1595, 1648, 2060, 2200, 2266, 2320, 2552, 2575, 2900, 2987, 3190, 4120, 4400, 4532, 5104, 5150, 5665, 5800, 5974, 6380, 7975, 8240, 9064, 10300, 11330, 11600, 11948, 12760, 14935, 15950, 18128, 20600, 22660, 23896, 25520, 28325, 29870, 31900, 32857, 41200, 45320, 47792, 56650, 59740, 63800, 65714, 74675, 90640, 113300, 119480, 127600, 131428, 149350, 164285, 226600, 238960, 262856, 298700, 328570, 453200, 525712, 597400, 657140, 821425, 1194800, 1314280, 1642850, 2628560, 3285700, 6571400, 13142800]

約数ペア:

[(1, 13142800), (2, 6571400), (4, 3285700), (5, 2628560), (8, 1642850), (10, 1314280), (11, 1194800), (16, 821425), (20, 657140), (22, 597400), (25, 525712), (29, 453200), (40, 328570), (44, 298700), (50, 262856), (55, 238960), (58, 226600), (80, 164285), (88, 149350), (100, 131428), (103, 127600), (110, 119480), (116, 113300), (145, 90640), (176, 74675), (200, 65714), (206, 63800), (220, 59740), (232, 56650), (275, 47792), (290, 45320), (319, 41200), (400, 32857), (412, 31900), (440, 29870), (464, 28325), (515, 25520), (550, 23896), (580, 22660), (638, 20600), (725, 18128), (824, 15950), (880, 14935), (1030, 12760), (1100, 11948), (1133, 11600), (1160, 11330), (1276, 10300), (1450, 9064), (1595, 8240), (1648, 7975), (2060, 6380), (2200, 5974), (2266, 5800), (2320, 5665), (2552, 5150), (2575, 5104), (2900, 4532), (2987, 4400), (3190, 4120)]