290147280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2729}}^1$

素因数の和:3188

約数の個数: 80

約数和(自身を含む): 901817280

約数和(自身を除く): 611670000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 443, 886, 1329, 1772, 2215, 2658, 2729, 3544, 4430, 5316, 5458, 6645, 7088, 8187, 8860, 10632, 10916, 13290, 13645, 16374, 17720, 21264, 21832, 26580, 27290, 32748, 35440, 40935, 43664, 53160, 54580, 65496, 81870, 106320, 109160, 130992, 163740, 218320, 327480, 654960, 1208947, 2417894, 3626841, 4835788, 6044735, 7253682, 9671576, 12089470, 14507364, 18134205, 19343152, 24178940, 29014728, 36268410, 48357880, 58029456, 72536820, 96715760, 145073640, 290147280]

約数ペア:

[(1, 290147280), (2, 145073640), (3, 96715760), (4, 72536820), (5, 58029456), (6, 48357880), (8, 36268410), (10, 29014728), (12, 24178940), (15, 19343152), (16, 18134205), (20, 14507364), (24, 12089470), (30, 9671576), (40, 7253682), (48, 6044735), (60, 4835788), (80, 3626841), (120, 2417894), (240, 1208947), (443, 654960), (886, 327480), (1329, 218320), (1772, 163740), (2215, 130992), (2658, 109160), (2729, 106320), (3544, 81870), (4430, 65496), (5316, 54580), (5458, 53160), (6645, 43664), (7088, 40935), (8187, 35440), (8860, 32748), (10632, 27290), (10916, 26580), (13290, 21832), (13645, 21264), (16374, 17720)]