66876840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{20641}}^1$

素因数の和:20664

約数の個数: 80

約数和(自身を含む): 224791380

約数和(自身を除く): 157914540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 20641, 41282, 61923, 82564, 103205, 123846, 165128, 185769, 206410, 247692, 309615, 371538, 412820, 495384, 557307, 619230, 743076, 825640, 928845, 1114614, 1238460, 1486152, 1671921, 1857690, 2229228, 2476920, 2786535, 3343842, 3715380, 4458456, 5573070, 6687684, 7430760, 8359605, 11146140, 13375368, 16719210, 22292280, 33438420, 66876840]

約数ペア:

[(1, 66876840), (2, 33438420), (3, 22292280), (4, 16719210), (5, 13375368), (6, 11146140), (8, 8359605), (9, 7430760), (10, 6687684), (12, 5573070), (15, 4458456), (18, 3715380), (20, 3343842), (24, 2786535), (27, 2476920), (30, 2229228), (36, 1857690), (40, 1671921), (45, 1486152), (54, 1238460), (60, 1114614), (72, 928845), (81, 825640), (90, 743076), (108, 619230), (120, 557307), (135, 495384), (162, 412820), (180, 371538), (216, 309615), (270, 247692), (324, 206410), (360, 185769), (405, 165128), (540, 123846), (648, 103205), (810, 82564), (1080, 61923), (1620, 41282), (3240, 20641)]