61431864

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 178886400

約数和(自身を除く): 117454536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 43, 52, 57, 76, 78, 86, 104, 114, 129, 152, 156, 172, 228, 241, 247, 258, 312, 344, 456, 482, 494, 516, 559, 723, 741, 817, 964, 988, 1032, 1118, 1446, 1482, 1634, 1677, 1928, 1976, 2236, 2451, 2892, 2964, 3133, 3268, 3354, 4472, 4579, 4902, 5784, 5928, 6266, 6536, 6708, 9158, 9399, 9804, 10363, 10621, 12532, 13416, 13737, 18316, 18798, 19608, 20726, 21242, 25064, 27474, 31089, 31863, 36632, 37596, 41452, 42484, 54948, 59527, 62178, 63726, 75192, 82904, 84968, 109896, 119054, 124356, 127452, 134719, 178581, 196897, 238108, 248712, 254904, 269438, 357162, 393794, 404157, 476216, 538876, 590691, 714324, 787588, 808314, 1077752, 1181382, 1428648, 1575176, 1616628, 2362764, 2559661, 3233256, 4725528, 5119322, 7678983, 10238644, 15357966, 20477288, 30715932, 61431864]

約数ペア:

[(1, 61431864), (2, 30715932), (3, 20477288), (4, 15357966), (6, 10238644), (8, 7678983), (12, 5119322), (13, 4725528), (19, 3233256), (24, 2559661), (26, 2362764), (38, 1616628), (39, 1575176), (43, 1428648), (52, 1181382), (57, 1077752), (76, 808314), (78, 787588), (86, 714324), (104, 590691), (114, 538876), (129, 476216), (152, 404157), (156, 393794), (172, 357162), (228, 269438), (241, 254904), (247, 248712), (258, 238108), (312, 196897), (344, 178581), (456, 134719), (482, 127452), (494, 124356), (516, 119054), (559, 109896), (723, 84968), (741, 82904), (817, 75192), (964, 63726), (988, 62178), (1032, 59527), (1118, 54948), (1446, 42484), (1482, 41452), (1634, 37596), (1677, 36632), (1928, 31863), (1976, 31089), (2236, 27474), (2451, 25064), (2892, 21242), (2964, 20726), (3133, 19608), (3268, 18798), (3354, 18316), (4472, 13737), (4579, 13416), (4902, 12532), (5784, 10621), (5928, 10363), (6266, 9804), (6536, 9399), (6708, 9158)]