64776420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{359869}}^1$

素因数の和:359884

約数の個数: 36

約数和(自身を含む): 196489020

約数和(自身を除く): 131712600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 359869, 719738, 1079607, 1439476, 1799345, 2159214, 3238821, 3598690, 4318428, 5398035, 6477642, 7197380, 10796070, 12955284, 16194105, 21592140, 32388210, 64776420]

約数ペア:

[(1, 64776420), (2, 32388210), (3, 21592140), (4, 16194105), (5, 12955284), (6, 10796070), (9, 7197380), (10, 6477642), (12, 5398035), (15, 4318428), (18, 3598690), (20, 3238821), (30, 2159214), (36, 1799345), (45, 1439476), (60, 1079607), (90, 719738), (180, 359869)]