277675424

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^2$

素因数の和:147

約数の個数: 108

約数和(自身を含む): 636127506

約数和(自身を除く): 358452082

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 43, 52, 76, 86, 104, 152, 172, 208, 247, 304, 344, 361, 416, 494, 559, 608, 688, 722, 817, 988, 1118, 1376, 1444, 1634, 1849, 1976, 2236, 2888, 3268, 3698, 3952, 4472, 4693, 5776, 6536, 7396, 7904, 8944, 9386, 10621, 11552, 13072, 14792, 15523, 17888, 18772, 21242, 24037, 26144, 29584, 31046, 35131, 37544, 42484, 48074, 59168, 62092, 70262, 75088, 84968, 96148, 124184, 140524, 150176, 169936, 192296, 201799, 248368, 281048, 339872, 384592, 403598, 456703, 496736, 562096, 667489, 769184, 807196, 913406, 1124192, 1334978, 1614392, 1826812, 2669956, 3228784, 3653624, 5339912, 6457568, 7307248, 8677357, 10679824, 14614496, 17354714, 21359648, 34709428, 69418856, 138837712, 277675424]

約数ペア:

[(1, 277675424), (2, 138837712), (4, 69418856), (8, 34709428), (13, 21359648), (16, 17354714), (19, 14614496), (26, 10679824), (32, 8677357), (38, 7307248), (43, 6457568), (52, 5339912), (76, 3653624), (86, 3228784), (104, 2669956), (152, 1826812), (172, 1614392), (208, 1334978), (247, 1124192), (304, 913406), (344, 807196), (361, 769184), (416, 667489), (494, 562096), (559, 496736), (608, 456703), (688, 403598), (722, 384592), (817, 339872), (988, 281048), (1118, 248368), (1376, 201799), (1444, 192296), (1634, 169936), (1849, 150176), (1976, 140524), (2236, 124184), (2888, 96148), (3268, 84968), (3698, 75088), (3952, 70262), (4472, 62092), (4693, 59168), (5776, 48074), (6536, 42484), (7396, 37544), (7904, 35131), (8944, 31046), (9386, 29584), (10621, 26144), (11552, 24037), (13072, 21242), (14792, 18772), (15523, 17888)]