260711360

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1279}}^1$

素因数の和:1323

約数の個数: 168

約数和(自身を含む): 778337280

約数和(自身を除く): 517625920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 320, 364, 392, 416, 448, 455, 490, 520, 560, 637, 728, 784, 832, 910, 980, 1040, 1120, 1274, 1279, 1456, 1568, 1820, 1960, 2080, 2240, 2548, 2558, 2912, 3136, 3185, 3640, 3920, 4160, 5096, 5116, 5824, 6370, 6395, 7280, 7840, 8953, 10192, 10232, 12740, 12790, 14560, 15680, 16627, 17906, 20384, 20464, 25480, 25580, 29120, 33254, 35812, 40768, 40928, 44765, 50960, 51160, 62671, 66508, 71624, 81856, 83135, 89530, 101920, 102320, 116389, 125342, 133016, 143248, 166270, 179060, 203840, 204640, 232778, 250684, 266032, 286496, 313355, 332540, 358120, 409280, 465556, 501368, 532064, 572992, 581945, 626710, 665080, 716240, 814723, 931112, 1002736, 1064128, 1163890, 1253420, 1330160, 1432480, 1629446, 1862224, 2005472, 2327780, 2506840, 2660320, 2864960, 3258892, 3724448, 4010944, 4073615, 4655560, 5013680, 5320640, 6517784, 7448896, 8147230, 9311120, 10027360, 13035568, 16294460, 18622240, 20054720, 26071136, 32588920, 37244480, 52142272, 65177840, 130355680, 260711360]

約数ペア:

[(1, 260711360), (2, 130355680), (4, 65177840), (5, 52142272), (7, 37244480), (8, 32588920), (10, 26071136), (13, 20054720), (14, 18622240), (16, 16294460), (20, 13035568), (26, 10027360), (28, 9311120), (32, 8147230), (35, 7448896), (40, 6517784), (49, 5320640), (52, 5013680), (56, 4655560), (64, 4073615), (65, 4010944), (70, 3724448), (80, 3258892), (91, 2864960), (98, 2660320), (104, 2506840), (112, 2327780), (130, 2005472), (140, 1862224), (160, 1629446), (182, 1432480), (196, 1330160), (208, 1253420), (224, 1163890), (245, 1064128), (260, 1002736), (280, 931112), (320, 814723), (364, 716240), (392, 665080), (416, 626710), (448, 581945), (455, 572992), (490, 532064), (520, 501368), (560, 465556), (637, 409280), (728, 358120), (784, 332540), (832, 313355), (910, 286496), (980, 266032), (1040, 250684), (1120, 232778), (1274, 204640), (1279, 203840), (1456, 179060), (1568, 166270), (1820, 143248), (1960, 133016), (2080, 125342), (2240, 116389), (2548, 102320), (2558, 101920), (2912, 89530), (3136, 83135), (3185, 81856), (3640, 71624), (3920, 66508), (4160, 62671), (5096, 51160), (5116, 50960), (5824, 44765), (6370, 40928), (6395, 40768), (7280, 35812), (7840, 33254), (8953, 29120), (10192, 25580), (10232, 25480), (12740, 20464), (12790, 20384), (14560, 17906), (15680, 16627)]