138083680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{123289}}^1$

素因数の和:123311

約数の個数: 48

約数和(自身を含む): 372828960

約数和(自身を除く): 234745280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 123289, 246578, 493156, 616445, 863023, 986312, 1232890, 1726046, 1972624, 2465780, 3452092, 3945248, 4315115, 4931560, 6904184, 8630230, 9863120, 13808368, 17260460, 19726240, 27616736, 34520920, 69041840, 138083680]

約数ペア:

[(1, 138083680), (2, 69041840), (4, 34520920), (5, 27616736), (7, 19726240), (8, 17260460), (10, 13808368), (14, 9863120), (16, 8630230), (20, 6904184), (28, 4931560), (32, 4315115), (35, 3945248), (40, 3452092), (56, 2465780), (70, 1972624), (80, 1726046), (112, 1232890), (140, 986312), (160, 863023), (224, 616445), (280, 493156), (560, 246578), (1120, 123289)]