138156900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{65789}}^1$

素因数の和:65813

約数の個数: 72

約数和(自身を含む): 456845760

約数和(自身を除く): 318688860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 65789, 131578, 197367, 263156, 328945, 394734, 460523, 657890, 789468, 921046, 986835, 1315780, 1381569, 1644725, 1842092, 1973670, 2302615, 2763138, 3289450, 3947340, 4605230, 4934175, 5526276, 6578900, 6907845, 9210460, 9868350, 11513075, 13815690, 19736700, 23026150, 27631380, 34539225, 46052300, 69078450, 138156900]

約数ペア:

[(1, 138156900), (2, 69078450), (3, 46052300), (4, 34539225), (5, 27631380), (6, 23026150), (7, 19736700), (10, 13815690), (12, 11513075), (14, 9868350), (15, 9210460), (20, 6907845), (21, 6578900), (25, 5526276), (28, 4934175), (30, 4605230), (35, 3947340), (42, 3289450), (50, 2763138), (60, 2302615), (70, 1973670), (75, 1842092), (84, 1644725), (100, 1381569), (105, 1315780), (140, 986835), (150, 921046), (175, 789468), (210, 657890), (300, 460523), (350, 394734), (420, 328945), (525, 263156), (700, 197367), (1050, 131578), (2100, 65789)]