397709580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1109}}^1$

素因数の和:1303

約数の個数: 96

約数和(自身を含む): 1148716800

約数和(自身を除く): 751007220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 139, 172, 215, 258, 278, 417, 430, 516, 556, 645, 695, 834, 860, 1109, 1290, 1390, 1668, 2085, 2218, 2580, 2780, 3327, 4170, 4436, 5545, 5977, 6654, 8340, 11090, 11954, 13308, 16635, 17931, 22180, 23908, 29885, 33270, 35862, 47687, 59770, 66540, 71724, 89655, 95374, 119540, 143061, 154151, 179310, 190748, 238435, 286122, 308302, 358620, 462453, 476870, 572244, 616604, 715305, 770755, 924906, 953740, 1430610, 1541510, 1849812, 2312265, 2861220, 3083020, 4624530, 6628493, 9249060, 13256986, 19885479, 26513972, 33142465, 39770958, 66284930, 79541916, 99427395, 132569860, 198854790, 397709580]

約数ペア:

[(1, 397709580), (2, 198854790), (3, 132569860), (4, 99427395), (5, 79541916), (6, 66284930), (10, 39770958), (12, 33142465), (15, 26513972), (20, 19885479), (30, 13256986), (43, 9249060), (60, 6628493), (86, 4624530), (129, 3083020), (139, 2861220), (172, 2312265), (215, 1849812), (258, 1541510), (278, 1430610), (417, 953740), (430, 924906), (516, 770755), (556, 715305), (645, 616604), (695, 572244), (834, 476870), (860, 462453), (1109, 358620), (1290, 308302), (1390, 286122), (1668, 238435), (2085, 190748), (2218, 179310), (2580, 154151), (2780, 143061), (3327, 119540), (4170, 95374), (4436, 89655), (5545, 71724), (5977, 66540), (6654, 59770), (8340, 47687), (11090, 35862), (11954, 33270), (13308, 29885), (16635, 23908), (17931, 22180)]