31389888

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:254

約数の個数: 112

約数和(自身を含む): 89976960

約数和(自身を除く): 58587072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 59, 64, 68, 96, 102, 118, 136, 163, 177, 192, 204, 236, 272, 326, 354, 408, 472, 489, 544, 652, 708, 816, 944, 978, 1003, 1088, 1304, 1416, 1632, 1888, 1956, 2006, 2608, 2771, 2832, 3009, 3264, 3776, 3912, 4012, 5216, 5542, 5664, 6018, 7824, 8024, 8313, 9617, 10432, 11084, 11328, 12036, 15648, 16048, 16626, 19234, 22168, 24072, 28851, 31296, 32096, 33252, 38468, 44336, 48144, 57702, 64192, 66504, 76936, 88672, 96288, 115404, 133008, 153872, 163489, 177344, 192576, 230808, 266016, 307744, 326978, 461616, 490467, 532032, 615488, 653956, 923232, 980934, 1307912, 1846464, 1961868, 2615824, 3923736, 5231648, 7847472, 10463296, 15694944, 31389888]

約数ペア:

[(1, 31389888), (2, 15694944), (3, 10463296), (4, 7847472), (6, 5231648), (8, 3923736), (12, 2615824), (16, 1961868), (17, 1846464), (24, 1307912), (32, 980934), (34, 923232), (48, 653956), (51, 615488), (59, 532032), (64, 490467), (68, 461616), (96, 326978), (102, 307744), (118, 266016), (136, 230808), (163, 192576), (177, 177344), (192, 163489), (204, 153872), (236, 133008), (272, 115404), (326, 96288), (354, 88672), (408, 76936), (472, 66504), (489, 64192), (544, 57702), (652, 48144), (708, 44336), (816, 38468), (944, 33252), (978, 32096), (1003, 31296), (1088, 28851), (1304, 24072), (1416, 22168), (1632, 19234), (1888, 16626), (1956, 16048), (2006, 15648), (2608, 12036), (2771, 11328), (2832, 11084), (3009, 10432), (3264, 9617), (3776, 8313), (3912, 8024), (4012, 7824), (5216, 6018), (5542, 5664)]