315065816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1499}}^1$

素因数の和:1608

約数の個数: 64

約数和(自身を含む): 665280000

約数和(自身を除く): 350214184

約数列:

[1, 2, 4, 8, 13, 26, 43, 47, 52, 86, 94, 104, 172, 188, 344, 376, 559, 611, 1118, 1222, 1499, 2021, 2236, 2444, 2998, 4042, 4472, 4888, 5996, 8084, 11992, 16168, 19487, 26273, 38974, 52546, 64457, 70453, 77948, 105092, 128914, 140906, 155896, 210184, 257828, 281812, 515656, 563624, 837941, 915889, 1675882, 1831778, 3029479, 3351764, 3663556, 6058958, 6703528, 7327112, 12117916, 24235832, 39383227, 78766454, 157532908, 315065816]

約数ペア:

[(1, 315065816), (2, 157532908), (4, 78766454), (8, 39383227), (13, 24235832), (26, 12117916), (43, 7327112), (47, 6703528), (52, 6058958), (86, 3663556), (94, 3351764), (104, 3029479), (172, 1831778), (188, 1675882), (344, 915889), (376, 837941), (559, 563624), (611, 515656), (1118, 281812), (1222, 257828), (1499, 210184), (2021, 155896), (2236, 140906), (2444, 128914), (2998, 105092), (4042, 77948), (4472, 70453), (4888, 64457), (5996, 52546), (8084, 38974), (11992, 26273), (16168, 19487)]