1289351760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5372299}}^1$

素因数の和:5372315

約数の個数: 40

約数和(自身を含む): 3996991200

約数和(自身を除く): 2707639440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5372299, 10744598, 16116897, 21489196, 26861495, 32233794, 42978392, 53722990, 64467588, 80584485, 85956784, 107445980, 128935176, 161168970, 214891960, 257870352, 322337940, 429783920, 644675880, 1289351760]

約数ペア:

[(1, 1289351760), (2, 644675880), (3, 429783920), (4, 322337940), (5, 257870352), (6, 214891960), (8, 161168970), (10, 128935176), (12, 107445980), (15, 85956784), (16, 80584485), (20, 64467588), (24, 53722990), (30, 42978392), (40, 32233794), (48, 26861495), (60, 21489196), (80, 16116897), (120, 10744598), (240, 5372299)]