201512160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{139939}}^1$

素因数の和:139960

約数の個数: 72

約数和(自身を含む): 687665160

約数和(自身を除く): 486153000

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, 139939, 279878, 419817, 559756, 699695, 839634, 1119512, 1259451, 1399390, 1679268, 2099085, 2239024, 2518902, 2798780, 3358536, 4198170, 4478048, 5037804, 5597560, 6297255, 6717072, 8396340, 10075608, 11195120, 12594510, 13434144, 16792680, 20151216, 22390240, 25189020, 33585360, 40302432, 50378040, 67170720, 100756080, 201512160]

約数ペア:

[(1, 201512160), (2, 100756080), (3, 67170720), (4, 50378040), (5, 40302432), (6, 33585360), (8, 25189020), (9, 22390240), (10, 20151216), (12, 16792680), (15, 13434144), (16, 12594510), (18, 11195120), (20, 10075608), (24, 8396340), (30, 6717072), (32, 6297255), (36, 5597560), (40, 5037804), (45, 4478048), (48, 4198170), (60, 3358536), (72, 2798780), (80, 2518902), (90, 2239024), (96, 2099085), (120, 1679268), (144, 1399390), (160, 1259451), (180, 1119512), (240, 839634), (288, 699695), (360, 559756), (480, 419817), (720, 279878), (1440, 139939)]