121998140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{1511}}^1$

素因数の和:1898

約数の個数: 48

約数和(自身を含む): 280433664

約数和(自身を除く): 158435524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 367, 734, 1468, 1511, 1835, 3022, 3670, 4037, 6044, 7340, 7555, 8074, 15110, 16148, 16621, 20185, 30220, 33242, 40370, 66484, 80740, 83105, 166210, 332420, 554537, 1109074, 2218148, 2772685, 5545370, 6099907, 11090740, 12199814, 24399628, 30499535, 60999070, 121998140]

約数ペア:

[(1, 121998140), (2, 60999070), (4, 30499535), (5, 24399628), (10, 12199814), (11, 11090740), (20, 6099907), (22, 5545370), (44, 2772685), (55, 2218148), (110, 1109074), (220, 554537), (367, 332420), (734, 166210), (1468, 83105), (1511, 80740), (1835, 66484), (3022, 40370), (3670, 33242), (4037, 30220), (6044, 20185), (7340, 16621), (7555, 16148), (8074, 15110)]