61781496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:369

約数の個数: 128

約数和(自身を含む): 188006400

約数和(自身を除く): 126224904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 59, 69, 84, 92, 118, 138, 161, 168, 177, 184, 236, 271, 276, 322, 354, 413, 472, 483, 542, 552, 644, 708, 813, 826, 966, 1084, 1239, 1288, 1357, 1416, 1626, 1652, 1897, 1932, 2168, 2478, 2714, 3252, 3304, 3794, 3864, 4071, 4956, 5428, 5691, 6233, 6504, 7588, 8142, 9499, 9912, 10856, 11382, 12466, 15176, 15989, 16284, 18699, 18998, 22764, 24932, 28497, 31978, 32568, 37398, 37996, 43631, 45528, 47967, 49864, 56994, 63956, 74796, 75992, 87262, 95934, 111923, 113988, 127912, 130893, 149592, 174524, 191868, 223846, 227976, 261786, 335769, 349048, 367747, 383736, 447692, 523572, 671538, 735494, 895384, 1047144, 1103241, 1343076, 1470988, 2206482, 2574229, 2686152, 2941976, 4412964, 5148458, 7722687, 8825928, 10296916, 15445374, 20593832, 30890748, 61781496]

約数ペア:

[(1, 61781496), (2, 30890748), (3, 20593832), (4, 15445374), (6, 10296916), (7, 8825928), (8, 7722687), (12, 5148458), (14, 4412964), (21, 2941976), (23, 2686152), (24, 2574229), (28, 2206482), (42, 1470988), (46, 1343076), (56, 1103241), (59, 1047144), (69, 895384), (84, 735494), (92, 671538), (118, 523572), (138, 447692), (161, 383736), (168, 367747), (177, 349048), (184, 335769), (236, 261786), (271, 227976), (276, 223846), (322, 191868), (354, 174524), (413, 149592), (472, 130893), (483, 127912), (542, 113988), (552, 111923), (644, 95934), (708, 87262), (813, 75992), (826, 74796), (966, 63956), (1084, 56994), (1239, 49864), (1288, 47967), (1357, 45528), (1416, 43631), (1626, 37996), (1652, 37398), (1897, 32568), (1932, 31978), (2168, 28497), (2478, 24932), (2714, 22764), (3252, 18998), (3304, 18699), (3794, 16284), (3864, 15989), (4071, 15176), (4956, 12466), (5428, 11382), (5691, 10856), (6233, 9912), (6504, 9499), (7588, 8142)]