201676560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{840319}}^1$

素因数の和:840335

約数の個数: 40

約数和(自身を含む): 625198080

約数和(自身を除く): 423521520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 840319, 1680638, 2520957, 3361276, 4201595, 5041914, 6722552, 8403190, 10083828, 12604785, 13445104, 16806380, 20167656, 25209570, 33612760, 40335312, 50419140, 67225520, 100838280, 201676560]

約数ペア:

[(1, 201676560), (2, 100838280), (3, 67225520), (4, 50419140), (5, 40335312), (6, 33612760), (8, 25209570), (10, 20167656), (12, 16806380), (15, 13445104), (16, 12604785), (20, 10083828), (24, 8403190), (30, 6722552), (40, 5041914), (48, 4201595), (60, 3361276), (80, 2520957), (120, 1680638), (240, 840319)]