69877920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{2971}}^1$

素因数の和:3003

約数の個数: 144

約数和(自身を含む): 256138848

約数和(自身を除く): 186260928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 2971, 3360, 3920, 4704, 5880, 5942, 7840, 8913, 11760, 11884, 14855, 17826, 20797, 23520, 23768, 29710, 35652, 41594, 44565, 47536, 59420, 62391, 71304, 83188, 89130, 95072, 103985, 118840, 124782, 142608, 145579, 166376, 178260, 207970, 237680, 249564, 285216, 291158, 311955, 332752, 356520, 415940, 436737, 475360, 499128, 582316, 623910, 665504, 713040, 727895, 831880, 873474, 998256, 1164632, 1247820, 1426080, 1455790, 1663760, 1746948, 1996512, 2183685, 2329264, 2495640, 2911580, 3327520, 3493896, 4367370, 4658528, 4991280, 5823160, 6987792, 8734740, 9982560, 11646320, 13975584, 17469480, 23292640, 34938960, 69877920]

約数ペア:

[(1, 69877920), (2, 34938960), (3, 23292640), (4, 17469480), (5, 13975584), (6, 11646320), (7, 9982560), (8, 8734740), (10, 6987792), (12, 5823160), (14, 4991280), (15, 4658528), (16, 4367370), (20, 3493896), (21, 3327520), (24, 2911580), (28, 2495640), (30, 2329264), (32, 2183685), (35, 1996512), (40, 1746948), (42, 1663760), (48, 1455790), (49, 1426080), (56, 1247820), (60, 1164632), (70, 998256), (80, 873474), (84, 831880), (96, 727895), (98, 713040), (105, 665504), (112, 623910), (120, 582316), (140, 499128), (147, 475360), (160, 436737), (168, 415940), (196, 356520), (210, 332752), (224, 311955), (240, 291158), (245, 285216), (280, 249564), (294, 237680), (336, 207970), (392, 178260), (420, 166376), (480, 145579), (490, 142608), (560, 124782), (588, 118840), (672, 103985), (735, 95072), (784, 89130), (840, 83188), (980, 71304), (1120, 62391), (1176, 59420), (1470, 47536), (1568, 44565), (1680, 41594), (1960, 35652), (2352, 29710), (2940, 23768), (2971, 23520), (3360, 20797), (3920, 17826), (4704, 14855), (5880, 11884), (5942, 11760), (7840, 8913)]