81921120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{170669}}^1$

素因数の和:170687

約数の個数: 48

約数和(自身を含む): 258053040

約数和(自身を除く): 176131920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 170669, 341338, 512007, 682676, 853345, 1024014, 1365352, 1706690, 2048028, 2560035, 2730704, 3413380, 4096056, 5120070, 5461408, 6826760, 8192112, 10240140, 13653520, 16384224, 20480280, 27307040, 40960560, 81921120]

約数ペア:

[(1, 81921120), (2, 40960560), (3, 27307040), (4, 20480280), (5, 16384224), (6, 13653520), (8, 10240140), (10, 8192112), (12, 6826760), (15, 5461408), (16, 5120070), (20, 4096056), (24, 3413380), (30, 2730704), (32, 2560035), (40, 2048028), (48, 1706690), (60, 1365352), (80, 1024014), (96, 853345), (120, 682676), (160, 512007), (240, 341338), (480, 170669)]