272819456

素因数分解:

$2^8\times 7^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 686784000

約数和(自身を除く): 413964544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 239, 256, 343, 364, 392, 416, 448, 478, 637, 686, 728, 784, 832, 896, 956, 1274, 1372, 1456, 1568, 1664, 1673, 1792, 1912, 2548, 2744, 2912, 3107, 3136, 3328, 3346, 3824, 4459, 5096, 5488, 5824, 6214, 6272, 6692, 7648, 8918, 10192, 10976, 11648, 11711, 12428, 12544, 13384, 15296, 17836, 20384, 21749, 21952, 23296, 23422, 24856, 26768, 30592, 35672, 40768, 43498, 43904, 46844, 49712, 53536, 61184, 71344, 81536, 81977, 86996, 87808, 93688, 99424, 107072, 142688, 152243, 163072, 163954, 173992, 187376, 198848, 214144, 285376, 304486, 327908, 347984, 374752, 397696, 428288, 570752, 608972, 655816, 695968, 749504, 795392, 1065701, 1141504, 1217944, 1311632, 1391936, 1499008, 2131402, 2435888, 2623264, 2783872, 2998016, 4262804, 4871776, 5246528, 5567744, 8525608, 9743552, 10493056, 17051216, 19487104, 20986112, 34102432, 38974208, 68204864, 136409728, 272819456]

約数ペア:

[(1, 272819456), (2, 136409728), (4, 68204864), (7, 38974208), (8, 34102432), (13, 20986112), (14, 19487104), (16, 17051216), (26, 10493056), (28, 9743552), (32, 8525608), (49, 5567744), (52, 5246528), (56, 4871776), (64, 4262804), (91, 2998016), (98, 2783872), (104, 2623264), (112, 2435888), (128, 2131402), (182, 1499008), (196, 1391936), (208, 1311632), (224, 1217944), (239, 1141504), (256, 1065701), (343, 795392), (364, 749504), (392, 695968), (416, 655816), (448, 608972), (478, 570752), (637, 428288), (686, 397696), (728, 374752), (784, 347984), (832, 327908), (896, 304486), (956, 285376), (1274, 214144), (1372, 198848), (1456, 187376), (1568, 173992), (1664, 163954), (1673, 163072), (1792, 152243), (1912, 142688), (2548, 107072), (2744, 99424), (2912, 93688), (3107, 87808), (3136, 86996), (3328, 81977), (3346, 81536), (3824, 71344), (4459, 61184), (5096, 53536), (5488, 49712), (5824, 46844), (6214, 43904), (6272, 43498), (6692, 40768), (7648, 35672), (8918, 30592), (10192, 26768), (10976, 24856), (11648, 23422), (11711, 23296), (12428, 21952), (12544, 21749), (13384, 20384), (15296, 17836)]