987900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 2968560

約数和(自身を除く): 1980660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 37, 50, 60, 74, 75, 89, 100, 111, 148, 150, 178, 185, 222, 267, 300, 356, 370, 444, 445, 534, 555, 740, 890, 925, 1068, 1110, 1335, 1780, 1850, 2220, 2225, 2670, 2775, 3293, 3700, 4450, 5340, 5550, 6586, 6675, 8900, 9879, 11100, 13172, 13350, 16465, 19758, 26700, 32930, 39516, 49395, 65860, 82325, 98790, 164650, 197580, 246975, 329300, 493950, 987900]

約数ペア:

[(1, 987900), (2, 493950), (3, 329300), (4, 246975), (5, 197580), (6, 164650), (10, 98790), (12, 82325), (15, 65860), (20, 49395), (25, 39516), (30, 32930), (37, 26700), (50, 19758), (60, 16465), (74, 13350), (75, 13172), (89, 11100), (100, 9879), (111, 8900), (148, 6675), (150, 6586), (178, 5550), (185, 5340), (222, 4450), (267, 3700), (300, 3293), (356, 2775), (370, 2670), (444, 2225), (445, 2220), (534, 1850), (555, 1780), (740, 1335), (890, 1110), (925, 1068)]