123916672

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 296110080

約数和(自身を除く): 172193408

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 44, 62, 64, 68, 88, 124, 128, 136, 167, 176, 187, 248, 272, 334, 341, 352, 374, 496, 527, 544, 668, 682, 704, 748, 992, 1054, 1088, 1336, 1364, 1408, 1496, 1837, 1984, 2108, 2176, 2672, 2728, 2839, 2992, 3674, 3968, 4216, 5177, 5344, 5456, 5678, 5797, 5984, 7348, 8432, 10354, 10688, 10912, 11356, 11594, 11968, 14696, 16864, 20708, 21376, 21824, 22712, 23188, 23936, 29392, 31229, 33728, 41416, 43648, 45424, 46376, 56947, 58784, 62458, 67456, 82832, 88009, 90848, 92752, 113894, 117568, 124916, 165664, 176018, 181696, 185504, 227788, 235136, 249832, 331328, 352036, 363392, 371008, 455576, 499664, 662656, 704072, 742016, 911152, 968099, 999328, 1408144, 1822304, 1936198, 1998656, 2816288, 3644608, 3872396, 3997312, 5632576, 7289216, 7744792, 11265152, 15489584, 30979168, 61958336, 123916672]

約数ペア:

[(1, 123916672), (2, 61958336), (4, 30979168), (8, 15489584), (11, 11265152), (16, 7744792), (17, 7289216), (22, 5632576), (31, 3997312), (32, 3872396), (34, 3644608), (44, 2816288), (62, 1998656), (64, 1936198), (68, 1822304), (88, 1408144), (124, 999328), (128, 968099), (136, 911152), (167, 742016), (176, 704072), (187, 662656), (248, 499664), (272, 455576), (334, 371008), (341, 363392), (352, 352036), (374, 331328), (496, 249832), (527, 235136), (544, 227788), (668, 185504), (682, 181696), (704, 176018), (748, 165664), (992, 124916), (1054, 117568), (1088, 113894), (1336, 92752), (1364, 90848), (1408, 88009), (1496, 82832), (1837, 67456), (1984, 62458), (2108, 58784), (2176, 56947), (2672, 46376), (2728, 45424), (2839, 43648), (2992, 41416), (3674, 33728), (3968, 31229), (4216, 29392), (5177, 23936), (5344, 23188), (5456, 22712), (5678, 21824), (5797, 21376), (5984, 20708), (7348, 16864), (8432, 14696), (10354, 11968), (10688, 11594), (10912, 11356)]