66722640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1607}}^1$

素因数の和:1796

約数の個数: 80

約数和(自身を含む): 208165248

約数和(自身を除く): 141442608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 173, 240, 346, 519, 692, 865, 1038, 1384, 1607, 1730, 2076, 2595, 2768, 3214, 3460, 4152, 4821, 5190, 6428, 6920, 8035, 8304, 9642, 10380, 12856, 13840, 16070, 19284, 20760, 24105, 25712, 32140, 38568, 41520, 48210, 64280, 77136, 96420, 128560, 192840, 278011, 385680, 556022, 834033, 1112044, 1390055, 1668066, 2224088, 2780110, 3336132, 4170165, 4448176, 5560220, 6672264, 8340330, 11120440, 13344528, 16680660, 22240880, 33361320, 66722640]

約数ペア:

[(1, 66722640), (2, 33361320), (3, 22240880), (4, 16680660), (5, 13344528), (6, 11120440), (8, 8340330), (10, 6672264), (12, 5560220), (15, 4448176), (16, 4170165), (20, 3336132), (24, 2780110), (30, 2224088), (40, 1668066), (48, 1390055), (60, 1112044), (80, 834033), (120, 556022), (173, 385680), (240, 278011), (346, 192840), (519, 128560), (692, 96420), (865, 77136), (1038, 64280), (1384, 48210), (1607, 41520), (1730, 38568), (2076, 32140), (2595, 25712), (2768, 24105), (3214, 20760), (3460, 19284), (4152, 16070), (4821, 13840), (5190, 12856), (6428, 10380), (6920, 9642), (8035, 8304)]