84121856

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 217023744

約数和(自身を除く): 132901888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 52, 56, 64, 91, 92, 104, 112, 128, 157, 161, 182, 184, 208, 224, 256, 299, 314, 322, 364, 368, 416, 448, 598, 628, 644, 728, 736, 832, 896, 1099, 1196, 1256, 1288, 1456, 1472, 1664, 1792, 2041, 2093, 2198, 2392, 2512, 2576, 2912, 2944, 3328, 3611, 4082, 4186, 4396, 4784, 5024, 5152, 5824, 5888, 7222, 8164, 8372, 8792, 9568, 10048, 10304, 11648, 14287, 14444, 16328, 16744, 17584, 19136, 20096, 20608, 23296, 25277, 28574, 28888, 32656, 33488, 35168, 38272, 40192, 41216, 46943, 50554, 57148, 57776, 65312, 66976, 70336, 76544, 93886, 101108, 114296, 115552, 130624, 133952, 140672, 187772, 202216, 228592, 231104, 261248, 267904, 281344, 328601, 375544, 404432, 457184, 462208, 522496, 535808, 657202, 751088, 808864, 914368, 924416, 1314404, 1502176, 1617728, 1828736, 2628808, 3004352, 3235456, 3657472, 5257616, 6008704, 6470912, 10515232, 12017408, 21030464, 42060928, 84121856]

約数ペア:

[(1, 84121856), (2, 42060928), (4, 21030464), (7, 12017408), (8, 10515232), (13, 6470912), (14, 6008704), (16, 5257616), (23, 3657472), (26, 3235456), (28, 3004352), (32, 2628808), (46, 1828736), (52, 1617728), (56, 1502176), (64, 1314404), (91, 924416), (92, 914368), (104, 808864), (112, 751088), (128, 657202), (157, 535808), (161, 522496), (182, 462208), (184, 457184), (208, 404432), (224, 375544), (256, 328601), (299, 281344), (314, 267904), (322, 261248), (364, 231104), (368, 228592), (416, 202216), (448, 187772), (598, 140672), (628, 133952), (644, 130624), (728, 115552), (736, 114296), (832, 101108), (896, 93886), (1099, 76544), (1196, 70336), (1256, 66976), (1288, 65312), (1456, 57776), (1472, 57148), (1664, 50554), (1792, 46943), (2041, 41216), (2093, 40192), (2198, 38272), (2392, 35168), (2512, 33488), (2576, 32656), (2912, 28888), (2944, 28574), (3328, 25277), (3611, 23296), (4082, 20608), (4186, 20096), (4396, 19136), (4784, 17584), (5024, 16744), (5152, 16328), (5824, 14444), (5888, 14287), (7222, 11648), (8164, 10304), (8372, 10048), (8792, 9568)]