256277520

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13183}}^1$

素因数の和:13211

約数の個数: 120

約数和(自身を含む): 892609536

約数和(自身を除く): 636332016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 13183, 19440, 26366, 39549, 52732, 65915, 79098, 105464, 118647, 131830, 158196, 197745, 210928, 237294, 263660, 316392, 355941, 395490, 474588, 527320, 593235, 632784, 711882, 790980, 949176, 1054640, 1067823, 1186470, 1423764, 1581960, 1779705, 1898352, 2135646, 2372940, 2847528, 3163920, 3203469, 3559410, 4271292, 4745880, 5339115, 5695056, 6406938, 7118820, 8542584, 9491760, 10678230, 12813876, 14237640, 16017345, 17085168, 21356460, 25627752, 28475280, 32034690, 42712920, 51255504, 64069380, 85425840, 128138760, 256277520]

約数ペア:

[(1, 256277520), (2, 128138760), (3, 85425840), (4, 64069380), (5, 51255504), (6, 42712920), (8, 32034690), (9, 28475280), (10, 25627752), (12, 21356460), (15, 17085168), (16, 16017345), (18, 14237640), (20, 12813876), (24, 10678230), (27, 9491760), (30, 8542584), (36, 7118820), (40, 6406938), (45, 5695056), (48, 5339115), (54, 4745880), (60, 4271292), (72, 3559410), (80, 3203469), (81, 3163920), (90, 2847528), (108, 2372940), (120, 2135646), (135, 1898352), (144, 1779705), (162, 1581960), (180, 1423764), (216, 1186470), (240, 1067823), (243, 1054640), (270, 949176), (324, 790980), (360, 711882), (405, 632784), (432, 593235), (486, 527320), (540, 474588), (648, 395490), (720, 355941), (810, 316392), (972, 263660), (1080, 237294), (1215, 210928), (1296, 197745), (1620, 158196), (1944, 131830), (2160, 118647), (2430, 105464), (3240, 79098), (3888, 65915), (4860, 52732), (6480, 39549), (9720, 26366), (13183, 19440)]