20219005576

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:372

約数の個数: 256

約数和(自身を含む): 50181120000

約数和(自身を除く): 29962114424

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 43, 44, 47, 56, 77, 86, 88, 94, 109, 149, 154, 172, 188, 218, 298, 301, 308, 329, 344, 376, 436, 473, 517, 596, 602, 616, 658, 763, 872, 946, 1034, 1043, 1192, 1199, 1204, 1316, 1526, 1639, 1892, 2021, 2068, 2086, 2398, 2408, 2632, 3052, 3278, 3311, 3619, 3784, 4042, 4136, 4172, 4687, 4796, 5123, 6104, 6407, 6556, 6622, 7003, 7238, 8084, 8344, 8393, 9374, 9592, 10246, 11473, 12814, 13112, 13244, 14006, 14147, 14476, 16168, 16241, 16786, 18748, 20492, 22231, 22946, 25628, 26488, 28012, 28294, 28952, 32482, 32809, 33572, 35861, 37496, 40984, 44462, 44849, 45892, 49021, 51256, 51557, 56024, 56353, 56588, 64964, 65618, 67144, 70477, 71722, 77033, 88924, 89698, 91784, 98042, 103114, 112706, 113176, 113687, 129928, 131236, 140954, 143444, 154066, 155617, 177848, 178651, 179396, 196084, 206228, 220289, 225412, 227374, 262472, 281908, 286888, 301129, 308132, 311234, 357302, 358792, 360899, 392168, 394471, 412456, 440578, 450824, 454748, 493339, 539231, 563816, 602258, 616264, 622468, 698363, 714604, 721798, 763327, 788942, 881156, 909496, 986678, 1078462, 1204516, 1244936, 1250557, 1396726, 1429208, 1443596, 1526654, 1542023, 1577884, 1762312, 1973356, 2107903, 2156924, 2409032, 2423179, 2501114, 2793452, 2887192, 3053308, 3084046, 3155768, 3312419, 3946712, 4215806, 4313848, 4846358, 4888541, 5002228, 5343289, 5586904, 6106616, 6168092, 6624838, 7681993, 8396597, 8431612, 9692716, 9777082, 10004456, 10686578, 12336184, 13249676, 15363986, 16793194, 16863224, 16962253, 19385432, 19554164, 21373156, 23186933, 26499352, 30727972, 32823061, 33586388, 33924506, 39108328, 42746312, 46373866, 53773951, 58776179, 61455944, 65646122, 67172776, 67849012, 92747732, 107547902, 117552358, 131292244, 135698024, 185495464, 215095804, 229761427, 235104716, 262584488, 361053671, 430191608, 459522854, 470209432, 722107342, 919045708, 1444214684, 1838091416, 2527375697, 2888429368, 5054751394, 10109502788, 20219005576]

約数ペア:

[(1, 20219005576), (2, 10109502788), (4, 5054751394), (7, 2888429368), (8, 2527375697), (11, 1838091416), (14, 1444214684), (22, 919045708), (28, 722107342), (43, 470209432), (44, 459522854), (47, 430191608), (56, 361053671), (77, 262584488), (86, 235104716), (88, 229761427), (94, 215095804), (109, 185495464), (149, 135698024), (154, 131292244), (172, 117552358), (188, 107547902), (218, 92747732), (298, 67849012), (301, 67172776), (308, 65646122), (329, 61455944), (344, 58776179), (376, 53773951), (436, 46373866), (473, 42746312), (517, 39108328), (596, 33924506), (602, 33586388), (616, 32823061), (658, 30727972), (763, 26499352), (872, 23186933), (946, 21373156), (1034, 19554164), (1043, 19385432), (1192, 16962253), (1199, 16863224), (1204, 16793194), (1316, 15363986), (1526, 13249676), (1639, 12336184), (1892, 10686578), (2021, 10004456), (2068, 9777082), (2086, 9692716), (2398, 8431612), (2408, 8396597), (2632, 7681993), (3052, 6624838), (3278, 6168092), (3311, 6106616), (3619, 5586904), (3784, 5343289), (4042, 5002228), (4136, 4888541), (4172, 4846358), (4687, 4313848), (4796, 4215806), (5123, 3946712), (6104, 3312419), (6407, 3155768), (6556, 3084046), (6622, 3053308), (7003, 2887192), (7238, 2793452), (8084, 2501114), (8344, 2423179), (8393, 2409032), (9374, 2156924), (9592, 2107903), (10246, 1973356), (11473, 1762312), (12814, 1577884), (13112, 1542023), (13244, 1526654), (14006, 1443596), (14147, 1429208), (14476, 1396726), (16168, 1250557), (16241, 1244936), (16786, 1204516), (18748, 1078462), (20492, 986678), (22231, 909496), (22946, 881156), (25628, 788942), (26488, 763327), (28012, 721798), (28294, 714604), (28952, 698363), (32482, 622468), (32809, 616264), (33572, 602258), (35861, 563816), (37496, 539231), (40984, 493339), (44462, 454748), (44849, 450824), (45892, 440578), (49021, 412456), (51256, 394471), (51557, 392168), (56024, 360899), (56353, 358792), (56588, 357302), (64964, 311234), (65618, 308132), (67144, 301129), (70477, 286888), (71722, 281908), (77033, 262472), (88924, 227374), (89698, 225412), (91784, 220289), (98042, 206228), (103114, 196084), (112706, 179396), (113176, 178651), (113687, 177848), (129928, 155617), (131236, 154066), (140954, 143444)]