28078128

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:363

約数の個数: 120

約数和(自身を含む): 86525712

約数和(自身を除く): 58447584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 53, 72, 78, 104, 106, 117, 144, 156, 159, 208, 212, 234, 283, 312, 318, 424, 468, 477, 566, 624, 636, 689, 848, 849, 936, 954, 1132, 1272, 1378, 1698, 1872, 1908, 2067, 2264, 2544, 2547, 2756, 3396, 3679, 3816, 4134, 4528, 5094, 5512, 6201, 6792, 7358, 7632, 8268, 10188, 11024, 11037, 12402, 13584, 14716, 14999, 16536, 20376, 22074, 24804, 29432, 29998, 33072, 33111, 40752, 44148, 44997, 49608, 58864, 59996, 66222, 88296, 89994, 99216, 119992, 132444, 134991, 176592, 179988, 194987, 239984, 264888, 269982, 359976, 389974, 529776, 539964, 584961, 719952, 779948, 1079928, 1169922, 1559896, 1754883, 2159856, 2339844, 3119792, 3509766, 4679688, 7019532, 9359376, 14039064, 28078128]

約数ペア:

[(1, 28078128), (2, 14039064), (3, 9359376), (4, 7019532), (6, 4679688), (8, 3509766), (9, 3119792), (12, 2339844), (13, 2159856), (16, 1754883), (18, 1559896), (24, 1169922), (26, 1079928), (36, 779948), (39, 719952), (48, 584961), (52, 539964), (53, 529776), (72, 389974), (78, 359976), (104, 269982), (106, 264888), (117, 239984), (144, 194987), (156, 179988), (159, 176592), (208, 134991), (212, 132444), (234, 119992), (283, 99216), (312, 89994), (318, 88296), (424, 66222), (468, 59996), (477, 58864), (566, 49608), (624, 44997), (636, 44148), (689, 40752), (848, 33111), (849, 33072), (936, 29998), (954, 29432), (1132, 24804), (1272, 22074), (1378, 20376), (1698, 16536), (1872, 14999), (1908, 14716), (2067, 13584), (2264, 12402), (2544, 11037), (2547, 11024), (2756, 10188), (3396, 8268), (3679, 7632), (3816, 7358), (4134, 6792), (4528, 6201), (5094, 5512)]