155754928

素因数分解:

$2^4\times 7^3\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:411

約数の個数: 80

約数和(自身を含む): 356673600

約数和(自身を除く): 200918672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 101, 112, 196, 202, 281, 343, 392, 404, 562, 686, 707, 784, 808, 1124, 1372, 1414, 1616, 1967, 2248, 2744, 2828, 3934, 4496, 4949, 5488, 5656, 7868, 9898, 11312, 13769, 15736, 19796, 27538, 28381, 31472, 34643, 39592, 55076, 56762, 69286, 79184, 96383, 110152, 113524, 138572, 192766, 198667, 220304, 227048, 277144, 385532, 397334, 454096, 554288, 771064, 794668, 1390669, 1542128, 1589336, 2781338, 3178672, 5562676, 9734683, 11125352, 19469366, 22250704, 38938732, 77877464, 155754928]

約数ペア:

[(1, 155754928), (2, 77877464), (4, 38938732), (7, 22250704), (8, 19469366), (14, 11125352), (16, 9734683), (28, 5562676), (49, 3178672), (56, 2781338), (98, 1589336), (101, 1542128), (112, 1390669), (196, 794668), (202, 771064), (281, 554288), (343, 454096), (392, 397334), (404, 385532), (562, 277144), (686, 227048), (707, 220304), (784, 198667), (808, 192766), (1124, 138572), (1372, 113524), (1414, 110152), (1616, 96383), (1967, 79184), (2248, 69286), (2744, 56762), (2828, 55076), (3934, 39592), (4496, 34643), (4949, 31472), (5488, 28381), (5656, 27538), (7868, 19796), (9898, 15736), (11312, 13769)]