15621984

素因数分解:

$2^5\times 3^5\times 7^2\times {\mathrm{41}}^1$

素因数の和:80

約数の個数: 216

約数和(自身を含む): 54899208

約数和(自身を除く): 39277224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 41, 42, 48, 49, 54, 56, 63, 72, 81, 82, 84, 96, 98, 108, 112, 123, 126, 144, 147, 162, 164, 168, 189, 196, 216, 224, 243, 246, 252, 287, 288, 294, 324, 328, 336, 369, 378, 392, 432, 441, 486, 492, 504, 567, 574, 588, 648, 656, 672, 738, 756, 784, 861, 864, 882, 972, 984, 1008, 1107, 1134, 1148, 1176, 1296, 1312, 1323, 1476, 1512, 1568, 1701, 1722, 1764, 1944, 1968, 2009, 2016, 2214, 2268, 2296, 2352, 2583, 2592, 2646, 2952, 3024, 3321, 3402, 3444, 3528, 3888, 3936, 3969, 4018, 4428, 4536, 4592, 4704, 5166, 5292, 5904, 6027, 6048, 6642, 6804, 6888, 7056, 7749, 7776, 7938, 8036, 8856, 9072, 9184, 9963, 10332, 10584, 11808, 11907, 12054, 13284, 13608, 13776, 14112, 15498, 15876, 16072, 17712, 18081, 18144, 19926, 20664, 21168, 23247, 23814, 24108, 26568, 27216, 27552, 30996, 31752, 32144, 35424, 36162, 39852, 41328, 42336, 46494, 47628, 48216, 53136, 54243, 54432, 61992, 63504, 64288, 69741, 72324, 79704, 82656, 92988, 95256, 96432, 106272, 108486, 123984, 127008, 139482, 144648, 159408, 162729, 185976, 190512, 192864, 216972, 247968, 278964, 289296, 318816, 325458, 371952, 381024, 433944, 488187, 557928, 578592, 650916, 743904, 867888, 976374, 1115856, 1301832, 1735776, 1952748, 2231712, 2603664, 3905496, 5207328, 7810992, 15621984]

約数ペア:

[(1, 15621984), (2, 7810992), (3, 5207328), (4, 3905496), (6, 2603664), (7, 2231712), (8, 1952748), (9, 1735776), (12, 1301832), (14, 1115856), (16, 976374), (18, 867888), (21, 743904), (24, 650916), (27, 578592), (28, 557928), (32, 488187), (36, 433944), (41, 381024), (42, 371952), (48, 325458), (49, 318816), (54, 289296), (56, 278964), (63, 247968), (72, 216972), (81, 192864), (82, 190512), (84, 185976), (96, 162729), (98, 159408), (108, 144648), (112, 139482), (123, 127008), (126, 123984), (144, 108486), (147, 106272), (162, 96432), (164, 95256), (168, 92988), (189, 82656), (196, 79704), (216, 72324), (224, 69741), (243, 64288), (246, 63504), (252, 61992), (287, 54432), (288, 54243), (294, 53136), (324, 48216), (328, 47628), (336, 46494), (369, 42336), (378, 41328), (392, 39852), (432, 36162), (441, 35424), (486, 32144), (492, 31752), (504, 30996), (567, 27552), (574, 27216), (588, 26568), (648, 24108), (656, 23814), (672, 23247), (738, 21168), (756, 20664), (784, 19926), (861, 18144), (864, 18081), (882, 17712), (972, 16072), (984, 15876), (1008, 15498), (1107, 14112), (1134, 13776), (1148, 13608), (1176, 13284), (1296, 12054), (1312, 11907), (1323, 11808), (1476, 10584), (1512, 10332), (1568, 9963), (1701, 9184), (1722, 9072), (1764, 8856), (1944, 8036), (1968, 7938), (2009, 7776), (2016, 7749), (2214, 7056), (2268, 6888), (2296, 6804), (2352, 6642), (2583, 6048), (2592, 6027), (2646, 5904), (2952, 5292), (3024, 5166), (3321, 4704), (3402, 4592), (3444, 4536), (3528, 4428), (3888, 4018), (3936, 3969)]