239191560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{664421}}^1$

素因数の和:664438

約数の個数: 48

約数和(自身を含む): 777373740

約数和(自身を除く): 538182180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 664421, 1328842, 1993263, 2657684, 3322105, 3986526, 5315368, 5979789, 6644210, 7973052, 9966315, 11959578, 13288420, 15946104, 19932630, 23919156, 26576840, 29898945, 39865260, 47838312, 59797890, 79730520, 119595780, 239191560]

約数ペア:

[(1, 239191560), (2, 119595780), (3, 79730520), (4, 59797890), (5, 47838312), (6, 39865260), (8, 29898945), (9, 26576840), (10, 23919156), (12, 19932630), (15, 15946104), (18, 13288420), (20, 11959578), (24, 9966315), (30, 7973052), (36, 6644210), (40, 5979789), (45, 5315368), (60, 3986526), (72, 3322105), (90, 2657684), (120, 1993263), (180, 1328842), (360, 664421)]