2180520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{673}}^1$

素因数の和:696

約数の個数: 80

約数和(自身を含む): 7339860

約数和(自身を除く): 5159340

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, 673, 810, 1080, 1346, 1620, 2019, 2692, 3240, 3365, 4038, 5384, 6057, 6730, 8076, 10095, 12114, 13460, 16152, 18171, 20190, 24228, 26920, 30285, 36342, 40380, 48456, 54513, 60570, 72684, 80760, 90855, 109026, 121140, 145368, 181710, 218052, 242280, 272565, 363420, 436104, 545130, 726840, 1090260, 2180520]

約数ペア:

[(1, 2180520), (2, 1090260), (3, 726840), (4, 545130), (5, 436104), (6, 363420), (8, 272565), (9, 242280), (10, 218052), (12, 181710), (15, 145368), (18, 121140), (20, 109026), (24, 90855), (27, 80760), (30, 72684), (36, 60570), (40, 54513), (45, 48456), (54, 40380), (60, 36342), (72, 30285), (81, 26920), (90, 24228), (108, 20190), (120, 18171), (135, 16152), (162, 13460), (180, 12114), (216, 10095), (270, 8076), (324, 6730), (360, 6057), (405, 5384), (540, 4038), (648, 3365), (673, 3240), (810, 2692), (1080, 2019), (1346, 1620)]