399107744

素因数分解:

$2^5\times 7^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 966984480

約数和(自身を除く): 567876736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 67, 98, 112, 116, 131, 134, 196, 203, 224, 232, 262, 268, 392, 406, 464, 469, 524, 536, 784, 812, 917, 928, 938, 1048, 1072, 1421, 1568, 1624, 1834, 1876, 1943, 2096, 2144, 2842, 3248, 3283, 3668, 3752, 3799, 3886, 4192, 5684, 6419, 6496, 6566, 7336, 7504, 7598, 7772, 8777, 11368, 12838, 13132, 13601, 14672, 15008, 15196, 15544, 17554, 22736, 25676, 26264, 26593, 27202, 29344, 30392, 31088, 35108, 45472, 51352, 52528, 53186, 54404, 60784, 61439, 62176, 70216, 95207, 102704, 105056, 106372, 108808, 121568, 122878, 140432, 186151, 190414, 205408, 212744, 217616, 245756, 254533, 280864, 372302, 380828, 425488, 430073, 435232, 491512, 509066, 744604, 761656, 850976, 860146, 983024, 1018132, 1489208, 1523312, 1720292, 1781731, 1966048, 2036264, 2978416, 3046624, 3440584, 3563462, 4072528, 5956832, 6881168, 7126924, 8145056, 12472117, 13762336, 14253848, 24944234, 28507696, 49888468, 57015392, 99776936, 199553872, 399107744]

約数ペア:

[(1, 399107744), (2, 199553872), (4, 99776936), (7, 57015392), (8, 49888468), (14, 28507696), (16, 24944234), (28, 14253848), (29, 13762336), (32, 12472117), (49, 8145056), (56, 7126924), (58, 6881168), (67, 5956832), (98, 4072528), (112, 3563462), (116, 3440584), (131, 3046624), (134, 2978416), (196, 2036264), (203, 1966048), (224, 1781731), (232, 1720292), (262, 1523312), (268, 1489208), (392, 1018132), (406, 983024), (464, 860146), (469, 850976), (524, 761656), (536, 744604), (784, 509066), (812, 491512), (917, 435232), (928, 430073), (938, 425488), (1048, 380828), (1072, 372302), (1421, 280864), (1568, 254533), (1624, 245756), (1834, 217616), (1876, 212744), (1943, 205408), (2096, 190414), (2144, 186151), (2842, 140432), (3248, 122878), (3283, 121568), (3668, 108808), (3752, 106372), (3799, 105056), (3886, 102704), (4192, 95207), (5684, 70216), (6419, 62176), (6496, 61439), (6566, 60784), (7336, 54404), (7504, 53186), (7598, 52528), (7772, 51352), (8777, 45472), (11368, 35108), (12838, 31088), (13132, 30392), (13601, 29344), (14672, 27202), (15008, 26593), (15196, 26264), (15544, 25676), (17554, 22736)]