8381520720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11641001}}^1$

素因数の和:11641020

約数の個数: 60

約数和(自身を含む): 28147942836

約数和(自身を除く): 19766422116

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, 11641001, 23282002, 34923003, 46564004, 58205005, 69846006, 93128008, 104769009, 116410010, 139692012, 174615015, 186256016, 209538018, 232820020, 279384024, 349230030, 419076036, 465640040, 523845045, 558768048, 698460060, 838152072, 931280080, 1047690090, 1396920120, 1676304144, 2095380180, 2793840240, 4190760360, 8381520720]

約数ペア:

[(1, 8381520720), (2, 4190760360), (3, 2793840240), (4, 2095380180), (5, 1676304144), (6, 1396920120), (8, 1047690090), (9, 931280080), (10, 838152072), (12, 698460060), (15, 558768048), (16, 523845045), (18, 465640040), (20, 419076036), (24, 349230030), (30, 279384024), (36, 232820020), (40, 209538018), (45, 186256016), (48, 174615015), (60, 139692012), (72, 116410010), (80, 104769009), (90, 93128008), (120, 69846006), (144, 58205005), (180, 46564004), (240, 34923003), (360, 23282002), (720, 11641001)]