142685920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1$

素因数の和:588

約数の個数: 96

約数和(自身を含む): 365994720

約数和(自身を除く): 223308800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 181, 208, 260, 362, 379, 416, 520, 724, 758, 905, 1040, 1448, 1516, 1810, 1895, 2080, 2353, 2896, 3032, 3620, 3790, 4706, 4927, 5792, 6064, 7240, 7580, 9412, 9854, 11765, 12128, 14480, 15160, 18824, 19708, 23530, 24635, 28960, 30320, 37648, 39416, 47060, 49270, 60640, 68599, 75296, 78832, 94120, 98540, 137198, 157664, 188240, 197080, 274396, 342995, 376480, 394160, 548792, 685990, 788320, 891787, 1097584, 1371980, 1783574, 2195168, 2743960, 3567148, 4458935, 5487920, 7134296, 8917870, 10975840, 14268592, 17835740, 28537184, 35671480, 71342960, 142685920]

約数ペア:

[(1, 142685920), (2, 71342960), (4, 35671480), (5, 28537184), (8, 17835740), (10, 14268592), (13, 10975840), (16, 8917870), (20, 7134296), (26, 5487920), (32, 4458935), (40, 3567148), (52, 2743960), (65, 2195168), (80, 1783574), (104, 1371980), (130, 1097584), (160, 891787), (181, 788320), (208, 685990), (260, 548792), (362, 394160), (379, 376480), (416, 342995), (520, 274396), (724, 197080), (758, 188240), (905, 157664), (1040, 137198), (1448, 98540), (1516, 94120), (1810, 78832), (1895, 75296), (2080, 68599), (2353, 60640), (2896, 49270), (3032, 47060), (3620, 39416), (3790, 37648), (4706, 30320), (4927, 28960), (5792, 24635), (6064, 23530), (7240, 19708), (7580, 18824), (9412, 15160), (9854, 14480), (11765, 12128)]