217664280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 192

約数和(自身を含む): 749628000

約数和(自身を除く): 531963720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 109, 120, 129, 135, 172, 180, 215, 216, 218, 258, 270, 327, 344, 360, 387, 430, 436, 516, 540, 545, 645, 654, 774, 860, 872, 981, 1032, 1080, 1090, 1161, 1290, 1308, 1548, 1635, 1720, 1849, 1935, 1962, 2180, 2322, 2580, 2616, 2943, 3096, 3270, 3698, 3870, 3924, 4360, 4644, 4687, 4905, 5160, 5547, 5805, 5886, 6540, 7396, 7740, 7848, 9245, 9288, 9374, 9810, 11094, 11610, 11772, 13080, 14061, 14715, 14792, 15480, 16641, 18490, 18748, 19620, 22188, 23220, 23435, 23544, 27735, 28122, 29430, 33282, 36980, 37496, 39240, 42183, 44376, 46440, 46870, 49923, 55470, 56244, 58860, 66564, 70305, 73960, 83205, 84366, 93740, 99846, 110940, 112488, 117720, 126549, 133128, 140610, 166410, 168732, 187480, 199692, 201541, 210915, 221880, 249615, 253098, 281220, 332820, 337464, 399384, 403082, 421830, 499230, 506196, 562440, 604623, 632745, 665640, 806164, 843660, 998460, 1007705, 1012392, 1209246, 1265490, 1612328, 1687320, 1813869, 1996920, 2015410, 2418492, 2530980, 3023115, 3627738, 4030820, 4836984, 5061960, 5441607, 6046230, 7255476, 8061640, 9069345, 10883214, 12092460, 14510952, 18138690, 21766428, 24184920, 27208035, 36277380, 43532856, 54416070, 72554760, 108832140, 217664280]

約数ペア:

[(1, 217664280), (2, 108832140), (3, 72554760), (4, 54416070), (5, 43532856), (6, 36277380), (8, 27208035), (9, 24184920), (10, 21766428), (12, 18138690), (15, 14510952), (18, 12092460), (20, 10883214), (24, 9069345), (27, 8061640), (30, 7255476), (36, 6046230), (40, 5441607), (43, 5061960), (45, 4836984), (54, 4030820), (60, 3627738), (72, 3023115), (86, 2530980), (90, 2418492), (108, 2015410), (109, 1996920), (120, 1813869), (129, 1687320), (135, 1612328), (172, 1265490), (180, 1209246), (215, 1012392), (216, 1007705), (218, 998460), (258, 843660), (270, 806164), (327, 665640), (344, 632745), (360, 604623), (387, 562440), (430, 506196), (436, 499230), (516, 421830), (540, 403082), (545, 399384), (645, 337464), (654, 332820), (774, 281220), (860, 253098), (872, 249615), (981, 221880), (1032, 210915), (1080, 201541), (1090, 199692), (1161, 187480), (1290, 168732), (1308, 166410), (1548, 140610), (1635, 133128), (1720, 126549), (1849, 117720), (1935, 112488), (1962, 110940), (2180, 99846), (2322, 93740), (2580, 84366), (2616, 83205), (2943, 73960), (3096, 70305), (3270, 66564), (3698, 58860), (3870, 56244), (3924, 55470), (4360, 49923), (4644, 46870), (4687, 46440), (4905, 44376), (5160, 42183), (5547, 39240), (5805, 37496), (5886, 36980), (6540, 33282), (7396, 29430), (7740, 28122), (7848, 27735), (9245, 23544), (9288, 23435), (9374, 23220), (9810, 22188), (11094, 19620), (11610, 18748), (11772, 18490), (13080, 16641), (14061, 15480), (14715, 14792)]