217496160

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21577}}^1$

素因数の和:21605

約数の個数: 144

約数和(自身を含む): 848274336

約数和(自身を除く): 630778176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21577, 43154, 64731, 86308, 107885, 129462, 151039, 172616, 194193, 215770, 258924, 302078, 323655, 345232, 388386, 431540, 453117, 517848, 604156, 647310, 690464, 755195, 776772, 863080, 906234, 970965, 1035696, 1208312, 1294620, 1359351, 1510390, 1553544, 1726160, 1812468, 1941930, 2071392, 2265585, 2416624, 2589240, 2718702, 3020780, 3107088, 3452320, 3624936, 3883860, 4531170, 4833248, 5178480, 5437404, 6041560, 6214176, 6796755, 7249872, 7767720, 9062340, 10356960, 10874808, 12083120, 13593510, 14499744, 15535440, 18124680, 21749616, 24166240, 27187020, 31070880, 36249360, 43499232, 54374040, 72498720, 108748080, 217496160]

約数ペア:

[(1, 217496160), (2, 108748080), (3, 72498720), (4, 54374040), (5, 43499232), (6, 36249360), (7, 31070880), (8, 27187020), (9, 24166240), (10, 21749616), (12, 18124680), (14, 15535440), (15, 14499744), (16, 13593510), (18, 12083120), (20, 10874808), (21, 10356960), (24, 9062340), (28, 7767720), (30, 7249872), (32, 6796755), (35, 6214176), (36, 6041560), (40, 5437404), (42, 5178480), (45, 4833248), (48, 4531170), (56, 3883860), (60, 3624936), (63, 3452320), (70, 3107088), (72, 3020780), (80, 2718702), (84, 2589240), (90, 2416624), (96, 2265585), (105, 2071392), (112, 1941930), (120, 1812468), (126, 1726160), (140, 1553544), (144, 1510390), (160, 1359351), (168, 1294620), (180, 1208312), (210, 1035696), (224, 970965), (240, 906234), (252, 863080), (280, 776772), (288, 755195), (315, 690464), (336, 647310), (360, 604156), (420, 517848), (480, 453117), (504, 431540), (560, 388386), (630, 345232), (672, 323655), (720, 302078), (840, 258924), (1008, 215770), (1120, 194193), (1260, 172616), (1440, 151039), (1680, 129462), (2016, 107885), (2520, 86308), (3360, 64731), (5040, 43154), (10080, 21577)]