261020928

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2111}}^1$

素因数の和:2160

約数の個数: 144

約数和(自身を含む): 828850176

約数和(自身を除く): 567829248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 84, 92, 96, 112, 128, 138, 161, 168, 184, 192, 224, 256, 276, 322, 336, 368, 384, 448, 483, 552, 644, 672, 736, 768, 896, 966, 1104, 1288, 1344, 1472, 1792, 1932, 2111, 2208, 2576, 2688, 2944, 3864, 4222, 4416, 5152, 5376, 5888, 6333, 7728, 8444, 8832, 10304, 12666, 14777, 15456, 16888, 17664, 20608, 25332, 29554, 30912, 33776, 41216, 44331, 48553, 50664, 59108, 61824, 67552, 88662, 97106, 101328, 118216, 123648, 135104, 145659, 177324, 194212, 202656, 236432, 270208, 291318, 339871, 354648, 388424, 405312, 472864, 540416, 582636, 679742, 709296, 776848, 810624, 945728, 1019613, 1165272, 1359484, 1418592, 1553696, 1621248, 1891456, 2039226, 2330544, 2718968, 2837184, 3107392, 3782912, 4078452, 4661088, 5437936, 5674368, 6214784, 8156904, 9322176, 10875872, 11348736, 12429568, 16313808, 18644352, 21751744, 32627616, 37288704, 43503488, 65255232, 87006976, 130510464, 261020928]

約数ペア:

[(1, 261020928), (2, 130510464), (3, 87006976), (4, 65255232), (6, 43503488), (7, 37288704), (8, 32627616), (12, 21751744), (14, 18644352), (16, 16313808), (21, 12429568), (23, 11348736), (24, 10875872), (28, 9322176), (32, 8156904), (42, 6214784), (46, 5674368), (48, 5437936), (56, 4661088), (64, 4078452), (69, 3782912), (84, 3107392), (92, 2837184), (96, 2718968), (112, 2330544), (128, 2039226), (138, 1891456), (161, 1621248), (168, 1553696), (184, 1418592), (192, 1359484), (224, 1165272), (256, 1019613), (276, 945728), (322, 810624), (336, 776848), (368, 709296), (384, 679742), (448, 582636), (483, 540416), (552, 472864), (644, 405312), (672, 388424), (736, 354648), (768, 339871), (896, 291318), (966, 270208), (1104, 236432), (1288, 202656), (1344, 194212), (1472, 177324), (1792, 145659), (1932, 135104), (2111, 123648), (2208, 118216), (2576, 101328), (2688, 97106), (2944, 88662), (3864, 67552), (4222, 61824), (4416, 59108), (5152, 50664), (5376, 48553), (5888, 44331), (6333, 41216), (7728, 33776), (8444, 30912), (8832, 29554), (10304, 25332), (12666, 20608), (14777, 17664), (15456, 16888)]