213797040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{890821}}^1$

素因数の和:890837

約数の個数: 40

約数和(自身を含む): 662771568

約数和(自身を除く): 448974528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 890821, 1781642, 2672463, 3563284, 4454105, 5344926, 7126568, 8908210, 10689852, 13362315, 14253136, 17816420, 21379704, 26724630, 35632840, 42759408, 53449260, 71265680, 106898520, 213797040]

約数ペア:

[(1, 213797040), (2, 106898520), (3, 71265680), (4, 53449260), (5, 42759408), (6, 35632840), (8, 26724630), (10, 21379704), (12, 17816420), (15, 14253136), (16, 13362315), (20, 10689852), (24, 8908210), (30, 7126568), (40, 5344926), (48, 4454105), (60, 3563284), (80, 2672463), (120, 1781642), (240, 890821)]