68280480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47417}}^1$

素因数の和:47438

約数の個数: 72

約数和(自身を含む): 233012052

約数和(自身を除く): 164731572

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 47417, 94834, 142251, 189668, 237085, 284502, 379336, 426753, 474170, 569004, 711255, 758672, 853506, 948340, 1138008, 1422510, 1517344, 1707012, 1896680, 2133765, 2276016, 2845020, 3414024, 3793360, 4267530, 4552032, 5690040, 6828048, 7586720, 8535060, 11380080, 13656096, 17070120, 22760160, 34140240, 68280480]

約数ペア:

[(1, 68280480), (2, 34140240), (3, 22760160), (4, 17070120), (5, 13656096), (6, 11380080), (8, 8535060), (9, 7586720), (10, 6828048), (12, 5690040), (15, 4552032), (16, 4267530), (18, 3793360), (20, 3414024), (24, 2845020), (30, 2276016), (32, 2133765), (36, 1896680), (40, 1707012), (45, 1517344), (48, 1422510), (60, 1138008), (72, 948340), (80, 853506), (90, 758672), (96, 711255), (120, 569004), (144, 474170), (160, 426753), (180, 379336), (240, 284502), (288, 237085), (360, 189668), (480, 142251), (720, 94834), (1440, 47417)]