204397920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3301}}^1$

素因数の和:3365

約数の個数: 144

約数和(自身を含む): 713945232

約数和(自身を除く): 509547312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 1032, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2580, 3096, 3301, 3440, 3870, 4128, 5160, 6192, 6602, 6880, 7740, 9903, 10320, 12384, 13204, 15480, 16505, 19806, 20640, 26408, 29709, 30960, 33010, 39612, 49515, 52816, 59418, 61920, 66020, 79224, 99030, 105632, 118836, 132040, 141943, 148545, 158448, 198060, 237672, 264080, 283886, 297090, 316896, 396120, 425829, 475344, 528160, 567772, 594180, 709715, 792240, 851658, 950688, 1135544, 1188360, 1277487, 1419430, 1584480, 1703316, 2129145, 2271088, 2376720, 2554974, 2838860, 3406632, 4258290, 4542176, 4753440, 5109948, 5677720, 6387435, 6813264, 8516580, 10219896, 11355440, 12774870, 13626528, 17033160, 20439792, 22710880, 25549740, 34066320, 40879584, 51099480, 68132640, 102198960, 204397920]

約数ペア:

[(1, 204397920), (2, 102198960), (3, 68132640), (4, 51099480), (5, 40879584), (6, 34066320), (8, 25549740), (9, 22710880), (10, 20439792), (12, 17033160), (15, 13626528), (16, 12774870), (18, 11355440), (20, 10219896), (24, 8516580), (30, 6813264), (32, 6387435), (36, 5677720), (40, 5109948), (43, 4753440), (45, 4542176), (48, 4258290), (60, 3406632), (72, 2838860), (80, 2554974), (86, 2376720), (90, 2271088), (96, 2129145), (120, 1703316), (129, 1584480), (144, 1419430), (160, 1277487), (172, 1188360), (180, 1135544), (215, 950688), (240, 851658), (258, 792240), (288, 709715), (344, 594180), (360, 567772), (387, 528160), (430, 475344), (480, 425829), (516, 396120), (645, 316896), (688, 297090), (720, 283886), (774, 264080), (860, 237672), (1032, 198060), (1290, 158448), (1376, 148545), (1440, 141943), (1548, 132040), (1720, 118836), (1935, 105632), (2064, 99030), (2580, 79224), (3096, 66020), (3301, 61920), (3440, 59418), (3870, 52816), (4128, 49515), (5160, 39612), (6192, 33010), (6602, 30960), (6880, 29709), (7740, 26408), (9903, 20640), (10320, 19806), (12384, 16505), (13204, 15480)]