405374216

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 863291520

約数和(自身を除く): 457917304

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 71, 82, 103, 104, 142, 164, 169, 206, 284, 328, 338, 412, 533, 568, 676, 824, 923, 1066, 1339, 1352, 1846, 2132, 2678, 2911, 3692, 4223, 4264, 5356, 5822, 6929, 7313, 7384, 8446, 10712, 11644, 11999, 13858, 14626, 16892, 17407, 23288, 23998, 27716, 29252, 33784, 34814, 37843, 47996, 54899, 55432, 58504, 69628, 75686, 95069, 95992, 109798, 139256, 151372, 190138, 219596, 299833, 302744, 380276, 439192, 491959, 599666, 713687, 760552, 983918, 1199332, 1235897, 1427374, 1967836, 2398664, 2471794, 2854748, 3897829, 3935672, 4943588, 5709496, 7795658, 9887176, 15591316, 31182632, 50671777, 101343554, 202687108, 405374216]

約数ペア:

[(1, 405374216), (2, 202687108), (4, 101343554), (8, 50671777), (13, 31182632), (26, 15591316), (41, 9887176), (52, 7795658), (71, 5709496), (82, 4943588), (103, 3935672), (104, 3897829), (142, 2854748), (164, 2471794), (169, 2398664), (206, 1967836), (284, 1427374), (328, 1235897), (338, 1199332), (412, 983918), (533, 760552), (568, 713687), (676, 599666), (824, 491959), (923, 439192), (1066, 380276), (1339, 302744), (1352, 299833), (1846, 219596), (2132, 190138), (2678, 151372), (2911, 139256), (3692, 109798), (4223, 95992), (4264, 95069), (5356, 75686), (5822, 69628), (6929, 58504), (7313, 55432), (7384, 54899), (8446, 47996), (10712, 37843), (11644, 34814), (11999, 33784), (13858, 29252), (14626, 27716), (16892, 23998), (17407, 23288)]