205257720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{15137}}^1$

素因数の和:15264

約数の個数: 64

約数和(自身を含む): 621263520

約数和(自身を除く): 416005800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 226, 339, 452, 565, 678, 904, 1130, 1356, 1695, 2260, 2712, 3390, 4520, 6780, 13560, 15137, 30274, 45411, 60548, 75685, 90822, 121096, 151370, 181644, 227055, 302740, 363288, 454110, 605480, 908220, 1710481, 1816440, 3420962, 5131443, 6841924, 8552405, 10262886, 13683848, 17104810, 20525772, 25657215, 34209620, 41051544, 51314430, 68419240, 102628860, 205257720]

約数ペア:

[(1, 205257720), (2, 102628860), (3, 68419240), (4, 51314430), (5, 41051544), (6, 34209620), (8, 25657215), (10, 20525772), (12, 17104810), (15, 13683848), (20, 10262886), (24, 8552405), (30, 6841924), (40, 5131443), (60, 3420962), (113, 1816440), (120, 1710481), (226, 908220), (339, 605480), (452, 454110), (565, 363288), (678, 302740), (904, 227055), (1130, 181644), (1356, 151370), (1695, 121096), (2260, 90822), (2712, 75685), (3390, 60548), (4520, 45411), (6780, 30274), (13560, 15137)]