31107840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{8101}}^1$

素因数の和:8125

約数の個数: 72

約数和(自身を含む): 99362928

約数和(自身を除く): 68255088

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, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 8101, 16202, 24303, 32404, 40505, 48606, 64808, 81010, 97212, 121515, 129616, 162020, 194424, 243030, 259232, 324040, 388848, 486060, 518464, 648080, 777696, 972120, 1036928, 1296160, 1555392, 1944240, 2073856, 2592320, 3110784, 3888480, 5184640, 6221568, 7776960, 10369280, 15553920, 31107840]

約数ペア:

[(1, 31107840), (2, 15553920), (3, 10369280), (4, 7776960), (5, 6221568), (6, 5184640), (8, 3888480), (10, 3110784), (12, 2592320), (15, 2073856), (16, 1944240), (20, 1555392), (24, 1296160), (30, 1036928), (32, 972120), (40, 777696), (48, 648080), (60, 518464), (64, 486060), (80, 388848), (96, 324040), (120, 259232), (128, 243030), (160, 194424), (192, 162020), (240, 129616), (256, 121515), (320, 97212), (384, 81010), (480, 64808), (640, 48606), (768, 40505), (960, 32404), (1280, 24303), (1920, 16202), (3840, 8101)]