518351280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{16487}}^1$

素因数の和:16634

約数の個数: 80

約数和(自身を含む): 1619253504

約数和(自身を除く): 1100902224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 5240, 6288, 7860, 10480, 15720, 16487, 31440, 32974, 49461, 65948, 82435, 98922, 131896, 164870, 197844, 247305, 263792, 329740, 395688, 494610, 659480, 791376, 989220, 1318960, 1978440, 2159797, 3956880, 4319594, 6479391, 8639188, 10798985, 12958782, 17278376, 21597970, 25917564, 32396955, 34556752, 43195940, 51835128, 64793910, 86391880, 103670256, 129587820, 172783760, 259175640, 518351280]

約数ペア:

[(1, 518351280), (2, 259175640), (3, 172783760), (4, 129587820), (5, 103670256), (6, 86391880), (8, 64793910), (10, 51835128), (12, 43195940), (15, 34556752), (16, 32396955), (20, 25917564), (24, 21597970), (30, 17278376), (40, 12958782), (48, 10798985), (60, 8639188), (80, 6479391), (120, 4319594), (131, 3956880), (240, 2159797), (262, 1978440), (393, 1318960), (524, 989220), (655, 791376), (786, 659480), (1048, 494610), (1310, 395688), (1572, 329740), (1965, 263792), (2096, 247305), (2620, 197844), (3144, 164870), (3930, 131896), (5240, 98922), (6288, 82435), (7860, 65948), (10480, 49461), (15720, 32974), (16487, 31440)]