21688368840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6693941}}^1$

素因数の和:6693964

約数の個数: 80

約数和(自身を含む): 72897028380

約数和(自身を除く): 51208659540

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, 6693941, 13387882, 20081823, 26775764, 33469705, 40163646, 53551528, 60245469, 66939410, 80327292, 100409115, 120490938, 133878820, 160654584, 180736407, 200818230, 240981876, 267757640, 301227345, 361472814, 401636460, 481963752, 542209221, 602454690, 722945628, 803272920, 903682035, 1084418442, 1204909380, 1445891256, 1807364070, 2168836884, 2409818760, 2711046105, 3614728140, 4337673768, 5422092210, 7229456280, 10844184420, 21688368840]

約数ペア:

[(1, 21688368840), (2, 10844184420), (3, 7229456280), (4, 5422092210), (5, 4337673768), (6, 3614728140), (8, 2711046105), (9, 2409818760), (10, 2168836884), (12, 1807364070), (15, 1445891256), (18, 1204909380), (20, 1084418442), (24, 903682035), (27, 803272920), (30, 722945628), (36, 602454690), (40, 542209221), (45, 481963752), (54, 401636460), (60, 361472814), (72, 301227345), (81, 267757640), (90, 240981876), (108, 200818230), (120, 180736407), (135, 160654584), (162, 133878820), (180, 120490938), (216, 100409115), (270, 80327292), (324, 66939410), (360, 60245469), (405, 53551528), (540, 40163646), (648, 33469705), (810, 26775764), (1080, 20081823), (1620, 13387882), (3240, 6693941)]