21068640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4877}}^1$

素因数の和:4901

約数の個数: 96

約数和(自身を含む): 73755360

約数和(自身を除く): 52686720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4877, 9754, 14631, 19508, 24385, 29262, 39016, 43893, 48770, 58524, 73155, 78032, 87786, 97540, 117048, 131679, 146310, 156064, 175572, 195080, 219465, 234096, 263358, 292620, 351144, 390160, 438930, 468192, 526716, 585240, 658395, 702288, 780320, 877860, 1053432, 1170480, 1316790, 1404576, 1755720, 2106864, 2340960, 2633580, 3511440, 4213728, 5267160, 7022880, 10534320, 21068640]

約数ペア:

[(1, 21068640), (2, 10534320), (3, 7022880), (4, 5267160), (5, 4213728), (6, 3511440), (8, 2633580), (9, 2340960), (10, 2106864), (12, 1755720), (15, 1404576), (16, 1316790), (18, 1170480), (20, 1053432), (24, 877860), (27, 780320), (30, 702288), (32, 658395), (36, 585240), (40, 526716), (45, 468192), (48, 438930), (54, 390160), (60, 351144), (72, 292620), (80, 263358), (90, 234096), (96, 219465), (108, 195080), (120, 175572), (135, 156064), (144, 146310), (160, 131679), (180, 117048), (216, 97540), (240, 87786), (270, 78032), (288, 73155), (360, 58524), (432, 48770), (480, 43893), (540, 39016), (720, 29262), (864, 24385), (1080, 19508), (1440, 14631), (2160, 9754), (4320, 4877)]