83520640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 231678720

約数和(自身を除く): 148158080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 103, 112, 128, 140, 160, 181, 206, 224, 280, 320, 362, 412, 448, 515, 560, 640, 721, 724, 824, 896, 905, 1030, 1120, 1267, 1442, 1448, 1648, 1810, 2060, 2240, 2534, 2884, 2896, 3296, 3605, 3620, 4120, 4480, 5068, 5768, 5792, 6335, 6592, 7210, 7240, 8240, 10136, 11536, 11584, 12670, 13184, 14420, 14480, 16480, 18643, 20272, 23072, 23168, 25340, 28840, 28960, 32960, 37286, 40544, 46144, 50680, 57680, 57920, 65920, 74572, 81088, 92288, 93215, 101360, 115360, 115840, 130501, 149144, 162176, 186430, 202720, 230720, 261002, 298288, 372860, 405440, 461440, 522004, 596576, 652505, 745720, 810880, 1044008, 1193152, 1305010, 1491440, 2088016, 2386304, 2610020, 2982880, 4176032, 5220040, 5965760, 8352064, 10440080, 11931520, 16704128, 20880160, 41760320, 83520640]

約数ペア:

[(1, 83520640), (2, 41760320), (4, 20880160), (5, 16704128), (7, 11931520), (8, 10440080), (10, 8352064), (14, 5965760), (16, 5220040), (20, 4176032), (28, 2982880), (32, 2610020), (35, 2386304), (40, 2088016), (56, 1491440), (64, 1305010), (70, 1193152), (80, 1044008), (103, 810880), (112, 745720), (128, 652505), (140, 596576), (160, 522004), (181, 461440), (206, 405440), (224, 372860), (280, 298288), (320, 261002), (362, 230720), (412, 202720), (448, 186430), (515, 162176), (560, 149144), (640, 130501), (721, 115840), (724, 115360), (824, 101360), (896, 93215), (905, 92288), (1030, 81088), (1120, 74572), (1267, 65920), (1442, 57920), (1448, 57680), (1648, 50680), (1810, 46144), (2060, 40544), (2240, 37286), (2534, 32960), (2884, 28960), (2896, 28840), (3296, 25340), (3605, 23168), (3620, 23072), (4120, 20272), (4480, 18643), (5068, 16480), (5768, 14480), (5792, 14420), (6335, 13184), (6592, 12670), (7210, 11584), (7240, 11536), (8240, 10136)]