19511280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3011}}^1$

素因数の和:3036

約数の個数: 100

約数和(自身を含む): 67788072

約数和(自身を除く): 48276792

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, 3011, 3240, 6022, 6480, 9033, 12044, 15055, 18066, 24088, 27099, 30110, 36132, 45165, 48176, 54198, 60220, 72264, 81297, 90330, 108396, 120440, 135495, 144528, 162594, 180660, 216792, 240880, 243891, 270990, 325188, 361320, 406485, 433584, 487782, 541980, 650376, 722640, 812970, 975564, 1083960, 1219455, 1300752, 1625940, 1951128, 2167920, 2438910, 3251880, 3902256, 4877820, 6503760, 9755640, 19511280]

約数ペア:

[(1, 19511280), (2, 9755640), (3, 6503760), (4, 4877820), (5, 3902256), (6, 3251880), (8, 2438910), (9, 2167920), (10, 1951128), (12, 1625940), (15, 1300752), (16, 1219455), (18, 1083960), (20, 975564), (24, 812970), (27, 722640), (30, 650376), (36, 541980), (40, 487782), (45, 433584), (48, 406485), (54, 361320), (60, 325188), (72, 270990), (80, 243891), (81, 240880), (90, 216792), (108, 180660), (120, 162594), (135, 144528), (144, 135495), (162, 120440), (180, 108396), (216, 90330), (240, 81297), (270, 72264), (324, 60220), (360, 54198), (405, 48176), (432, 45165), (540, 36132), (648, 30110), (720, 27099), (810, 24088), (1080, 18066), (1296, 15055), (1620, 12044), (2160, 9033), (3011, 6480), (3240, 6022)]