1331721216

素因数分解:

$2^{10}\times 3^3\times 7^2\times {\mathrm{983}}^1$

素因数の和:1026

約数の個数: 264

約数和(自身を含む): 4592485440

約数和(自身を除く): 3260764224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 256, 288, 294, 336, 378, 384, 392, 432, 441, 448, 504, 512, 576, 588, 672, 756, 768, 784, 864, 882, 896, 983, 1008, 1024, 1152, 1176, 1323, 1344, 1512, 1536, 1568, 1728, 1764, 1792, 1966, 2016, 2304, 2352, 2646, 2688, 2949, 3024, 3072, 3136, 3456, 3528, 3584, 3932, 4032, 4608, 4704, 5292, 5376, 5898, 6048, 6272, 6881, 6912, 7056, 7168, 7864, 8064, 8847, 9216, 9408, 10584, 10752, 11796, 12096, 12544, 13762, 13824, 14112, 15728, 16128, 17694, 18816, 20643, 21168, 21504, 23592, 24192, 25088, 26541, 27524, 27648, 28224, 31456, 32256, 35388, 37632, 41286, 42336, 47184, 48167, 48384, 50176, 53082, 55048, 56448, 61929, 62912, 64512, 70776, 75264, 82572, 84672, 94368, 96334, 96768, 106164, 110096, 112896, 123858, 125824, 141552, 144501, 150528, 165144, 169344, 185787, 188736, 192668, 193536, 212328, 220192, 225792, 247716, 251648, 283104, 289002, 330288, 338688, 371574, 377472, 385336, 424656, 433503, 440384, 451584, 495432, 503296, 566208, 578004, 660576, 677376, 743148, 754944, 770672, 849312, 867006, 880768, 990864, 1006592, 1132416, 1156008, 1300509, 1321152, 1354752, 1486296, 1509888, 1541344, 1698624, 1734012, 1761536, 1981728, 2264832, 2312016, 2601018, 2642304, 2972592, 3019776, 3082688, 3397248, 3468024, 3523072, 3963456, 4529664, 4624032, 5202036, 5284608, 5945184, 6165376, 6794496, 6936048, 7046144, 7926912, 9059328, 9248064, 10404072, 10569216, 11890368, 12330752, 13588992, 13872096, 15853824, 18496128, 20808144, 21138432, 23780736, 24661504, 27177984, 27744192, 31707648, 36992256, 41616288, 47561472, 49323008, 55488384, 63415296, 73984512, 83232576, 95122944, 110976768, 147969024, 166465152, 190245888, 221953536, 332930304, 443907072, 665860608, 1331721216]

約数ペア:

[(1, 1331721216), (2, 665860608), (3, 443907072), (4, 332930304), (6, 221953536), (7, 190245888), (8, 166465152), (9, 147969024), (12, 110976768), (14, 95122944), (16, 83232576), (18, 73984512), (21, 63415296), (24, 55488384), (27, 49323008), (28, 47561472), (32, 41616288), (36, 36992256), (42, 31707648), (48, 27744192), (49, 27177984), (54, 24661504), (56, 23780736), (63, 21138432), (64, 20808144), (72, 18496128), (84, 15853824), (96, 13872096), (98, 13588992), (108, 12330752), (112, 11890368), (126, 10569216), (128, 10404072), (144, 9248064), (147, 9059328), (168, 7926912), (189, 7046144), (192, 6936048), (196, 6794496), (216, 6165376), (224, 5945184), (252, 5284608), (256, 5202036), (288, 4624032), (294, 4529664), (336, 3963456), (378, 3523072), (384, 3468024), (392, 3397248), (432, 3082688), (441, 3019776), (448, 2972592), (504, 2642304), (512, 2601018), (576, 2312016), (588, 2264832), (672, 1981728), (756, 1761536), (768, 1734012), (784, 1698624), (864, 1541344), (882, 1509888), (896, 1486296), (983, 1354752), (1008, 1321152), (1024, 1300509), (1152, 1156008), (1176, 1132416), (1323, 1006592), (1344, 990864), (1512, 880768), (1536, 867006), (1568, 849312), (1728, 770672), (1764, 754944), (1792, 743148), (1966, 677376), (2016, 660576), (2304, 578004), (2352, 566208), (2646, 503296), (2688, 495432), (2949, 451584), (3024, 440384), (3072, 433503), (3136, 424656), (3456, 385336), (3528, 377472), (3584, 371574), (3932, 338688), (4032, 330288), (4608, 289002), (4704, 283104), (5292, 251648), (5376, 247716), (5898, 225792), (6048, 220192), (6272, 212328), (6881, 193536), (6912, 192668), (7056, 188736), (7168, 185787), (7864, 169344), (8064, 165144), (8847, 150528), (9216, 144501), (9408, 141552), (10584, 125824), (10752, 123858), (11796, 112896), (12096, 110096), (12544, 106164), (13762, 96768), (13824, 96334), (14112, 94368), (15728, 84672), (16128, 82572), (17694, 75264), (18816, 70776), (20643, 64512), (21168, 62912), (21504, 61929), (23592, 56448), (24192, 55048), (25088, 53082), (26541, 50176), (27524, 48384), (27648, 48167), (28224, 47184), (31456, 42336), (32256, 41286), (35388, 37632)]