16400880

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{2531}}^1$

素因数の和:2556

約数の個数: 100

約数和(自身を含む): 56985192

約数和(自身を除く): 40584312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 2531, 3240, 5062, 6480, 7593, 10124, 12655, 15186, 20248, 22779, 25310, 30372, 37965, 40496, 45558, 50620, 60744, 68337, 75930, 91116, 101240, 113895, 121488, 136674, 151860, 182232, 202480, 205011, 227790, 273348, 303720, 341685, 364464, 410022, 455580, 546696, 607440, 683370, 820044, 911160, 1025055, 1093392, 1366740, 1640088, 1822320, 2050110, 2733480, 3280176, 4100220, 5466960, 8200440, 16400880]

約数ペア:

[(1, 16400880), (2, 8200440), (3, 5466960), (4, 4100220), (5, 3280176), (6, 2733480), (8, 2050110), (9, 1822320), (10, 1640088), (12, 1366740), (15, 1093392), (16, 1025055), (18, 911160), (20, 820044), (24, 683370), (27, 607440), (30, 546696), (36, 455580), (40, 410022), (45, 364464), (48, 341685), (54, 303720), (60, 273348), (72, 227790), (80, 205011), (81, 202480), (90, 182232), (108, 151860), (120, 136674), (135, 121488), (144, 113895), (162, 101240), (180, 91116), (216, 75930), (240, 68337), (270, 60744), (324, 50620), (360, 45558), (405, 40496), (432, 37965), (540, 30372), (648, 25310), (720, 22779), (810, 20248), (1080, 15186), (1296, 12655), (1620, 10124), (2160, 7593), (2531, 6480), (3240, 5062)]