38880720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{54001}}^1$

素因数の和:54020

約数の個数: 60

約数和(自身を含む): 130576836

約数和(自身を除く): 91696116

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 54001, 108002, 162003, 216004, 270005, 324006, 432008, 486009, 540010, 648012, 810015, 864016, 972018, 1080020, 1296024, 1620030, 1944036, 2160040, 2430045, 2592048, 3240060, 3888072, 4320080, 4860090, 6480120, 7776144, 9720180, 12960240, 19440360, 38880720]

約数ペア:

[(1, 38880720), (2, 19440360), (3, 12960240), (4, 9720180), (5, 7776144), (6, 6480120), (8, 4860090), (9, 4320080), (10, 3888072), (12, 3240060), (15, 2592048), (16, 2430045), (18, 2160040), (20, 1944036), (24, 1620030), (30, 1296024), (36, 1080020), (40, 972018), (45, 864016), (48, 810015), (60, 648012), (72, 540010), (80, 486009), (90, 432008), (120, 324006), (144, 270005), (180, 216004), (240, 162003), (360, 108002), (720, 54001)]