639622656

素因数分解:

$2^9\times 3^5\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:183

約数の個数: 240

約数和(自身を含む): 1970592624

約数和(自身を除く): 1330969968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 64, 72, 81, 96, 97, 106, 108, 128, 144, 159, 162, 192, 194, 212, 216, 243, 256, 288, 291, 318, 324, 384, 388, 424, 432, 477, 486, 512, 576, 582, 636, 648, 768, 776, 848, 864, 873, 954, 972, 1152, 1164, 1272, 1296, 1431, 1536, 1552, 1696, 1728, 1746, 1908, 1944, 2304, 2328, 2544, 2592, 2619, 2862, 3104, 3392, 3456, 3492, 3816, 3888, 4293, 4608, 4656, 5088, 5141, 5184, 5238, 5724, 6208, 6784, 6912, 6984, 7632, 7776, 7857, 8586, 9312, 10176, 10282, 10368, 10476, 11448, 12416, 12879, 13568, 13824, 13968, 15264, 15423, 15552, 15714, 17172, 18624, 20352, 20564, 20736, 20952, 22896, 23571, 24832, 25758, 27136, 27936, 30528, 30846, 31104, 31428, 34344, 37248, 40704, 41128, 41472, 41904, 45792, 46269, 47142, 49664, 51516, 55872, 61056, 61692, 62208, 62856, 68688, 74496, 81408, 82256, 83808, 91584, 92538, 94284, 103032, 111744, 122112, 123384, 124416, 125712, 137376, 138807, 148992, 164512, 167616, 183168, 185076, 188568, 206064, 223488, 244224, 246768, 251424, 274752, 277614, 329024, 335232, 366336, 370152, 377136, 412128, 416421, 446976, 493536, 502848, 549504, 555228, 658048, 670464, 732672, 740304, 754272, 824256, 832842, 987072, 1005696, 1099008, 1110456, 1249263, 1316096, 1340928, 1480608, 1508544, 1648512, 1665684, 1974144, 2011392, 2198016, 2220912, 2498526, 2632192, 2961216, 3017088, 3297024, 3331368, 3948288, 4022784, 4441824, 4997052, 5922432, 6034176, 6594048, 6662736, 7896576, 8883648, 9994104, 11844864, 12068352, 13325472, 17767296, 19988208, 23689728, 26650944, 35534592, 39976416, 53301888, 71069184, 79952832, 106603776, 159905664, 213207552, 319811328, 639622656]

約数ペア:

[(1, 639622656), (2, 319811328), (3, 213207552), (4, 159905664), (6, 106603776), (8, 79952832), (9, 71069184), (12, 53301888), (16, 39976416), (18, 35534592), (24, 26650944), (27, 23689728), (32, 19988208), (36, 17767296), (48, 13325472), (53, 12068352), (54, 11844864), (64, 9994104), (72, 8883648), (81, 7896576), (96, 6662736), (97, 6594048), (106, 6034176), (108, 5922432), (128, 4997052), (144, 4441824), (159, 4022784), (162, 3948288), (192, 3331368), (194, 3297024), (212, 3017088), (216, 2961216), (243, 2632192), (256, 2498526), (288, 2220912), (291, 2198016), (318, 2011392), (324, 1974144), (384, 1665684), (388, 1648512), (424, 1508544), (432, 1480608), (477, 1340928), (486, 1316096), (512, 1249263), (576, 1110456), (582, 1099008), (636, 1005696), (648, 987072), (768, 832842), (776, 824256), (848, 754272), (864, 740304), (873, 732672), (954, 670464), (972, 658048), (1152, 555228), (1164, 549504), (1272, 502848), (1296, 493536), (1431, 446976), (1536, 416421), (1552, 412128), (1696, 377136), (1728, 370152), (1746, 366336), (1908, 335232), (1944, 329024), (2304, 277614), (2328, 274752), (2544, 251424), (2592, 246768), (2619, 244224), (2862, 223488), (3104, 206064), (3392, 188568), (3456, 185076), (3492, 183168), (3816, 167616), (3888, 164512), (4293, 148992), (4608, 138807), (4656, 137376), (5088, 125712), (5141, 124416), (5184, 123384), (5238, 122112), (5724, 111744), (6208, 103032), (6784, 94284), (6912, 92538), (6984, 91584), (7632, 83808), (7776, 82256), (7857, 81408), (8586, 74496), (9312, 68688), (10176, 62856), (10282, 62208), (10368, 61692), (10476, 61056), (11448, 55872), (12416, 51516), (12879, 49664), (13568, 47142), (13824, 46269), (13968, 45792), (15264, 41904), (15423, 41472), (15552, 41128), (15714, 40704), (17172, 37248), (18624, 34344), (20352, 31428), (20564, 31104), (20736, 30846), (20952, 30528), (22896, 27936), (23571, 27136), (24832, 25758)]