215830656

素因数分解:

$2^7\times 3^8\times {\mathrm{257}}^1$

素因数の和:295

約数の個数: 144

約数和(自身を含む): 647439390

約数和(自身を除く): 431608734

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 257, 288, 324, 384, 432, 486, 514, 576, 648, 729, 771, 864, 972, 1028, 1152, 1296, 1458, 1542, 1728, 1944, 2056, 2187, 2313, 2592, 2916, 3084, 3456, 3888, 4112, 4374, 4626, 5184, 5832, 6168, 6561, 6939, 7776, 8224, 8748, 9252, 10368, 11664, 12336, 13122, 13878, 15552, 16448, 17496, 18504, 20817, 23328, 24672, 26244, 27756, 31104, 32896, 34992, 37008, 41634, 46656, 49344, 52488, 55512, 62451, 69984, 74016, 83268, 93312, 98688, 104976, 111024, 124902, 139968, 148032, 166536, 187353, 209952, 222048, 249804, 279936, 296064, 333072, 374706, 419904, 444096, 499608, 562059, 666144, 749412, 839808, 888192, 999216, 1124118, 1332288, 1498824, 1686177, 1998432, 2248236, 2664576, 2997648, 3372354, 3996864, 4496472, 5995296, 6744708, 7993728, 8992944, 11990592, 13489416, 17985888, 23981184, 26978832, 35971776, 53957664, 71943552, 107915328, 215830656]

約数ペア:

[(1, 215830656), (2, 107915328), (3, 71943552), (4, 53957664), (6, 35971776), (8, 26978832), (9, 23981184), (12, 17985888), (16, 13489416), (18, 11990592), (24, 8992944), (27, 7993728), (32, 6744708), (36, 5995296), (48, 4496472), (54, 3996864), (64, 3372354), (72, 2997648), (81, 2664576), (96, 2248236), (108, 1998432), (128, 1686177), (144, 1498824), (162, 1332288), (192, 1124118), (216, 999216), (243, 888192), (257, 839808), (288, 749412), (324, 666144), (384, 562059), (432, 499608), (486, 444096), (514, 419904), (576, 374706), (648, 333072), (729, 296064), (771, 279936), (864, 249804), (972, 222048), (1028, 209952), (1152, 187353), (1296, 166536), (1458, 148032), (1542, 139968), (1728, 124902), (1944, 111024), (2056, 104976), (2187, 98688), (2313, 93312), (2592, 83268), (2916, 74016), (3084, 69984), (3456, 62451), (3888, 55512), (4112, 52488), (4374, 49344), (4626, 46656), (5184, 41634), (5832, 37008), (6168, 34992), (6561, 32896), (6939, 31104), (7776, 27756), (8224, 26244), (8748, 24672), (9252, 23328), (10368, 20817), (11664, 18504), (12336, 17496), (13122, 16448), (13878, 15552)]