72663808

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 181310976

約数和(自身を除く): 108647168

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 41, 43, 46, 56, 64, 82, 86, 92, 112, 128, 161, 164, 172, 184, 224, 256, 287, 301, 322, 328, 344, 368, 448, 574, 602, 644, 656, 688, 736, 896, 943, 989, 1148, 1204, 1288, 1312, 1376, 1472, 1763, 1792, 1886, 1978, 2296, 2408, 2576, 2624, 2752, 2944, 3526, 3772, 3956, 4592, 4816, 5152, 5248, 5504, 5888, 6601, 6923, 7052, 7544, 7912, 9184, 9632, 10304, 10496, 11008, 12341, 13202, 13846, 14104, 15088, 15824, 18368, 19264, 20608, 24682, 26404, 27692, 28208, 30176, 31648, 36736, 38528, 40549, 41216, 49364, 52808, 55384, 56416, 60352, 63296, 73472, 77056, 81098, 98728, 105616, 110768, 112832, 120704, 126592, 162196, 197456, 211232, 221536, 225664, 241408, 253184, 283843, 324392, 394912, 422464, 443072, 451328, 567686, 648784, 789824, 844928, 886144, 1135372, 1297568, 1579648, 1689856, 1772288, 2270744, 2595136, 3159296, 4541488, 5190272, 9082976, 10380544, 18165952, 36331904, 72663808]

約数ペア:

[(1, 72663808), (2, 36331904), (4, 18165952), (7, 10380544), (8, 9082976), (14, 5190272), (16, 4541488), (23, 3159296), (28, 2595136), (32, 2270744), (41, 1772288), (43, 1689856), (46, 1579648), (56, 1297568), (64, 1135372), (82, 886144), (86, 844928), (92, 789824), (112, 648784), (128, 567686), (161, 451328), (164, 443072), (172, 422464), (184, 394912), (224, 324392), (256, 283843), (287, 253184), (301, 241408), (322, 225664), (328, 221536), (344, 211232), (368, 197456), (448, 162196), (574, 126592), (602, 120704), (644, 112832), (656, 110768), (688, 105616), (736, 98728), (896, 81098), (943, 77056), (989, 73472), (1148, 63296), (1204, 60352), (1288, 56416), (1312, 55384), (1376, 52808), (1472, 49364), (1763, 41216), (1792, 40549), (1886, 38528), (1978, 36736), (2296, 31648), (2408, 30176), (2576, 28208), (2624, 27692), (2752, 26404), (2944, 24682), (3526, 20608), (3772, 19264), (3956, 18368), (4592, 15824), (4816, 15088), (5152, 14104), (5248, 13846), (5504, 13202), (5888, 12341), (6601, 11008), (6923, 10496), (7052, 10304), (7544, 9632), (7912, 9184)]