142940520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{397057}}^1$

素因数の和:397074

約数の個数: 48

約数和(自身を含む): 464557860

約数和(自身を除く): 321617340

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, 397057, 794114, 1191171, 1588228, 1985285, 2382342, 3176456, 3573513, 3970570, 4764684, 5955855, 7147026, 7941140, 9529368, 11911710, 14294052, 15882280, 17867565, 23823420, 28588104, 35735130, 47646840, 71470260, 142940520]

約数ペア:

[(1, 142940520), (2, 71470260), (3, 47646840), (4, 35735130), (5, 28588104), (6, 23823420), (8, 17867565), (9, 15882280), (10, 14294052), (12, 11911710), (15, 9529368), (18, 7941140), (20, 7147026), (24, 5955855), (30, 4764684), (36, 3970570), (40, 3573513), (45, 3176456), (60, 2382342), (72, 1985285), (90, 1588228), (120, 1191171), (180, 794114), (360, 397057)]