64972560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{270719}}^1$

素因数の和:270735

約数の個数: 40

約数和(自身を含む): 201415680

約数和(自身を除く): 136443120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 270719, 541438, 812157, 1082876, 1353595, 1624314, 2165752, 2707190, 3248628, 4060785, 4331504, 5414380, 6497256, 8121570, 10828760, 12994512, 16243140, 21657520, 32486280, 64972560]

約数ペア:

[(1, 64972560), (2, 32486280), (3, 21657520), (4, 16243140), (5, 12994512), (6, 10828760), (8, 8121570), (10, 6497256), (12, 5414380), (15, 4331504), (16, 4060785), (20, 3248628), (24, 2707190), (30, 2165752), (40, 1624314), (48, 1353595), (60, 1082876), (80, 812157), (120, 541438), (240, 270719)]