40274080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{467}}^1$

素因数の和:507

約数の個数: 144

約数和(自身を含む): 121002336

約数和(自身を除く): 80728256

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 467, 490, 539, 560, 616, 770, 784, 880, 934, 980, 1078, 1120, 1232, 1540, 1568, 1760, 1868, 1960, 2156, 2335, 2464, 2695, 3080, 3269, 3736, 3920, 4312, 4670, 5137, 5390, 6160, 6538, 7472, 7840, 8624, 9340, 10274, 10780, 12320, 13076, 14944, 16345, 17248, 18680, 20548, 21560, 22883, 25685, 26152, 32690, 35959, 37360, 41096, 43120, 45766, 51370, 52304, 65380, 71918, 74720, 82192, 86240, 91532, 102740, 104608, 114415, 130760, 143836, 164384, 179795, 183064, 205480, 228830, 251713, 261520, 287672, 359590, 366128, 410960, 457660, 503426, 523040, 575344, 719180, 732256, 821920, 915320, 1006852, 1150688, 1258565, 1438360, 1830640, 2013704, 2517130, 2876720, 3661280, 4027408, 5034260, 5753440, 8054816, 10068520, 20137040, 40274080]

約数ペア:

[(1, 40274080), (2, 20137040), (4, 10068520), (5, 8054816), (7, 5753440), (8, 5034260), (10, 4027408), (11, 3661280), (14, 2876720), (16, 2517130), (20, 2013704), (22, 1830640), (28, 1438360), (32, 1258565), (35, 1150688), (40, 1006852), (44, 915320), (49, 821920), (55, 732256), (56, 719180), (70, 575344), (77, 523040), (80, 503426), (88, 457660), (98, 410960), (110, 366128), (112, 359590), (140, 287672), (154, 261520), (160, 251713), (176, 228830), (196, 205480), (220, 183064), (224, 179795), (245, 164384), (280, 143836), (308, 130760), (352, 114415), (385, 104608), (392, 102740), (440, 91532), (467, 86240), (490, 82192), (539, 74720), (560, 71918), (616, 65380), (770, 52304), (784, 51370), (880, 45766), (934, 43120), (980, 41096), (1078, 37360), (1120, 35959), (1232, 32690), (1540, 26152), (1568, 25685), (1760, 22883), (1868, 21560), (1960, 20548), (2156, 18680), (2335, 17248), (2464, 16345), (2695, 14944), (3080, 13076), (3269, 12320), (3736, 10780), (3920, 10274), (4312, 9340), (4670, 8624), (5137, 7840), (5390, 7472), (6160, 6538)]