1277188320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2660809}}^1$

素因数の和:2660827

約数の個数: 48

約数和(自身を含む): 4023144720

約数和(自身を除く): 2745956400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2660809, 5321618, 7982427, 10643236, 13304045, 15964854, 21286472, 26608090, 31929708, 39912135, 42572944, 53216180, 63859416, 79824270, 85145888, 106432360, 127718832, 159648540, 212864720, 255437664, 319297080, 425729440, 638594160, 1277188320]

約数ペア:

[(1, 1277188320), (2, 638594160), (3, 425729440), (4, 319297080), (5, 255437664), (6, 212864720), (8, 159648540), (10, 127718832), (12, 106432360), (15, 85145888), (16, 79824270), (20, 63859416), (24, 53216180), (30, 42572944), (32, 39912135), (40, 31929708), (48, 26608090), (60, 21286472), (80, 15964854), (96, 13304045), (120, 10643236), (160, 7982427), (240, 5321618), (480, 2660809)]