21448080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29789}}^1$

素因数の和:29808

約数の個数: 60

約数和(自身を含む): 72032220

約数和(自身を除く): 50584140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 29789, 59578, 89367, 119156, 148945, 178734, 238312, 268101, 297890, 357468, 446835, 476624, 536202, 595780, 714936, 893670, 1072404, 1191560, 1340505, 1429872, 1787340, 2144808, 2383120, 2681010, 3574680, 4289616, 5362020, 7149360, 10724040, 21448080]

約数ペア:

[(1, 21448080), (2, 10724040), (3, 7149360), (4, 5362020), (5, 4289616), (6, 3574680), (8, 2681010), (9, 2383120), (10, 2144808), (12, 1787340), (15, 1429872), (16, 1340505), (18, 1191560), (20, 1072404), (24, 893670), (30, 714936), (36, 595780), (40, 536202), (45, 476624), (48, 446835), (60, 357468), (72, 297890), (80, 268101), (90, 238312), (120, 178734), (144, 148945), (180, 119156), (240, 89367), (360, 59578), (720, 29789)]