212425680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{885107}}^1$

素因数の和:885123

約数の個数: 40

約数和(自身を含む): 658520352

約数和(自身を除く): 446094672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 885107, 1770214, 2655321, 3540428, 4425535, 5310642, 7080856, 8851070, 10621284, 13276605, 14161712, 17702140, 21242568, 26553210, 35404280, 42485136, 53106420, 70808560, 106212840, 212425680]

約数ペア:

[(1, 212425680), (2, 106212840), (3, 70808560), (4, 53106420), (5, 42485136), (6, 35404280), (8, 26553210), (10, 21242568), (12, 17702140), (15, 14161712), (16, 13276605), (20, 10621284), (24, 8851070), (30, 7080856), (40, 5310642), (48, 4425535), (60, 3540428), (80, 2655321), (120, 1770214), (240, 885107)]