280631232

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 252

約数和(自身を含む): 956879976

約数和(自身を除く): 676248744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 61, 63, 64, 72, 84, 96, 98, 112, 122, 126, 144, 147, 163, 168, 183, 192, 196, 224, 244, 252, 288, 294, 326, 336, 366, 392, 427, 441, 448, 488, 489, 504, 549, 576, 588, 652, 672, 732, 784, 854, 882, 976, 978, 1008, 1098, 1141, 1176, 1281, 1304, 1344, 1464, 1467, 1568, 1708, 1764, 1952, 1956, 2016, 2196, 2282, 2352, 2562, 2608, 2928, 2934, 2989, 3136, 3416, 3423, 3528, 3843, 3904, 3912, 4032, 4392, 4564, 4704, 5124, 5216, 5856, 5868, 5978, 6832, 6846, 7056, 7686, 7824, 7987, 8784, 8967, 9128, 9408, 9943, 10248, 10269, 10432, 11712, 11736, 11956, 13664, 13692, 14112, 15372, 15648, 15974, 17568, 17934, 18256, 19886, 20496, 20538, 23472, 23912, 23961, 26901, 27328, 27384, 28224, 29829, 30744, 31296, 31948, 35136, 35868, 36512, 39772, 40992, 41076, 46944, 47824, 47922, 53802, 54768, 59658, 61488, 63896, 69601, 71736, 71883, 73024, 79544, 81984, 82152, 89487, 93888, 95648, 95844, 107604, 109536, 119316, 122976, 127792, 139202, 143472, 143766, 159088, 164304, 178974, 191296, 191688, 208803, 215208, 219072, 238632, 245952, 255584, 278404, 286944, 287532, 318176, 328608, 357948, 383376, 417606, 430416, 477264, 487207, 511168, 556808, 573888, 575064, 626409, 636352, 657216, 715896, 766752, 835212, 860832, 954528, 974414, 1113616, 1150128, 1252818, 1431792, 1461621, 1533504, 1670424, 1721664, 1909056, 1948828, 2227232, 2300256, 2505636, 2863584, 2923242, 3340848, 3897656, 4384863, 4454464, 4600512, 5011272, 5727168, 5846484, 6681696, 7795312, 8769726, 10022544, 11692968, 13363392, 15590624, 17539452, 20045088, 23385936, 31181248, 35078904, 40090176, 46771872, 70157808, 93543744, 140315616, 280631232]

約数ペア:

[(1, 280631232), (2, 140315616), (3, 93543744), (4, 70157808), (6, 46771872), (7, 40090176), (8, 35078904), (9, 31181248), (12, 23385936), (14, 20045088), (16, 17539452), (18, 15590624), (21, 13363392), (24, 11692968), (28, 10022544), (32, 8769726), (36, 7795312), (42, 6681696), (48, 5846484), (49, 5727168), (56, 5011272), (61, 4600512), (63, 4454464), (64, 4384863), (72, 3897656), (84, 3340848), (96, 2923242), (98, 2863584), (112, 2505636), (122, 2300256), (126, 2227232), (144, 1948828), (147, 1909056), (163, 1721664), (168, 1670424), (183, 1533504), (192, 1461621), (196, 1431792), (224, 1252818), (244, 1150128), (252, 1113616), (288, 974414), (294, 954528), (326, 860832), (336, 835212), (366, 766752), (392, 715896), (427, 657216), (441, 636352), (448, 626409), (488, 575064), (489, 573888), (504, 556808), (549, 511168), (576, 487207), (588, 477264), (652, 430416), (672, 417606), (732, 383376), (784, 357948), (854, 328608), (882, 318176), (976, 287532), (978, 286944), (1008, 278404), (1098, 255584), (1141, 245952), (1176, 238632), (1281, 219072), (1304, 215208), (1344, 208803), (1464, 191688), (1467, 191296), (1568, 178974), (1708, 164304), (1764, 159088), (1952, 143766), (1956, 143472), (2016, 139202), (2196, 127792), (2282, 122976), (2352, 119316), (2562, 109536), (2608, 107604), (2928, 95844), (2934, 95648), (2989, 93888), (3136, 89487), (3416, 82152), (3423, 81984), (3528, 79544), (3843, 73024), (3904, 71883), (3912, 71736), (4032, 69601), (4392, 63896), (4564, 61488), (4704, 59658), (5124, 54768), (5216, 53802), (5856, 47922), (5868, 47824), (5978, 46944), (6832, 41076), (6846, 40992), (7056, 39772), (7686, 36512), (7824, 35868), (7987, 35136), (8784, 31948), (8967, 31296), (9128, 30744), (9408, 29829), (9943, 28224), (10248, 27384), (10269, 27328), (10432, 26901), (11712, 23961), (11736, 23912), (11956, 23472), (13664, 20538), (13692, 20496), (14112, 19886), (15372, 18256), (15648, 17934), (15974, 17568)]