2720509065

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1\times {\mathrm{1999}}^1$

素因数の和:2623

約数の個数: 64

約数和(自身を含む): 5132160000

約数和(自身を除く): 2411650935

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 593, 765, 1779, 1999, 2295, 2965, 5337, 5997, 8895, 9995, 10081, 16011, 17991, 26685, 29985, 30243, 33983, 50405, 53973, 80055, 89955, 90729, 101949, 151215, 169915, 269865, 272187, 305847, 453645, 509745, 917541, 1185407, 1360935, 1529235, 3556221, 4587705, 5927035, 10668663, 17781105, 20151919, 32005989, 53343315, 60455757, 100759595, 160029945, 181367271, 302278785, 544101813, 906836355, 2720509065]

約数ペア:

[(1, 2720509065), (3, 906836355), (5, 544101813), (9, 302278785), (15, 181367271), (17, 160029945), (27, 100759595), (45, 60455757), (51, 53343315), (85, 32005989), (135, 20151919), (153, 17781105), (255, 10668663), (459, 5927035), (593, 4587705), (765, 3556221), (1779, 1529235), (1999, 1360935), (2295, 1185407), (2965, 917541), (5337, 509745), (5997, 453645), (8895, 305847), (9995, 272187), (10081, 269865), (16011, 169915), (17991, 151215), (26685, 101949), (29985, 90729), (30243, 89955), (33983, 80055), (50405, 53973)]