78651840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{81929}}^1$

素因数の和:81949

約数の個数: 56

約数和(自身を含む): 249722640

約数和(自身を除く): 171070800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 81929, 163858, 245787, 327716, 409645, 491574, 655432, 819290, 983148, 1228935, 1310864, 1638580, 1966296, 2457870, 2621728, 3277160, 3932592, 4915740, 5243456, 6554320, 7865184, 9831480, 13108640, 15730368, 19662960, 26217280, 39325920, 78651840]

約数ペア:

[(1, 78651840), (2, 39325920), (3, 26217280), (4, 19662960), (5, 15730368), (6, 13108640), (8, 9831480), (10, 7865184), (12, 6554320), (15, 5243456), (16, 4915740), (20, 3932592), (24, 3277160), (30, 2621728), (32, 2457870), (40, 1966296), (48, 1638580), (60, 1310864), (64, 1228935), (80, 983148), (96, 819290), (120, 655432), (160, 491574), (192, 409645), (240, 327716), (320, 245787), (480, 163858), (960, 81929)]