72589440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1$

素因数の和:531

約数の個数: 256

約数和(自身を含む): 289059840

約数和(自身を除く): 216470400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 491, 528, 560, 616, 640, 660, 672, 704, 770, 840, 880, 896, 924, 960, 982, 1056, 1120, 1155, 1232, 1320, 1344, 1408, 1473, 1540, 1680, 1760, 1848, 1920, 1964, 2112, 2240, 2310, 2455, 2464, 2640, 2688, 2946, 3080, 3360, 3437, 3520, 3696, 3928, 4224, 4480, 4620, 4910, 4928, 5280, 5401, 5892, 6160, 6720, 6874, 7040, 7365, 7392, 7856, 9240, 9820, 9856, 10311, 10560, 10802, 11784, 12320, 13440, 13748, 14730, 14784, 15712, 16203, 17185, 18480, 19640, 20622, 21120, 21604, 23568, 24640, 27005, 27496, 29460, 29568, 31424, 32406, 34370, 36960, 37807, 39280, 41244, 43208, 47136, 49280, 51555, 54010, 54992, 58920, 62848, 64812, 68740, 73920, 75614, 78560, 81015, 82488, 86416, 94272, 103110, 108020, 109984, 113421, 117840, 129624, 137480, 147840, 151228, 157120, 162030, 164976, 172832, 188544, 189035, 206220, 216040, 219968, 226842, 235680, 259248, 274960, 302456, 314240, 324060, 329952, 345664, 378070, 412440, 432080, 439936, 453684, 471360, 518496, 549920, 567105, 604912, 648120, 659904, 691328, 756140, 824880, 864160, 907368, 942720, 1036992, 1099840, 1134210, 1209824, 1296240, 1319808, 1512280, 1649760, 1728320, 1814736, 2073984, 2199680, 2268420, 2419648, 2592480, 3024560, 3299520, 3456640, 3629472, 4536840, 4839296, 5184960, 6049120, 6599040, 7258944, 9073680, 10369920, 12098240, 14517888, 18147360, 24196480, 36294720, 72589440]

約数ペア:

[(1, 72589440), (2, 36294720), (3, 24196480), (4, 18147360), (5, 14517888), (6, 12098240), (7, 10369920), (8, 9073680), (10, 7258944), (11, 6599040), (12, 6049120), (14, 5184960), (15, 4839296), (16, 4536840), (20, 3629472), (21, 3456640), (22, 3299520), (24, 3024560), (28, 2592480), (30, 2419648), (32, 2268420), (33, 2199680), (35, 2073984), (40, 1814736), (42, 1728320), (44, 1649760), (48, 1512280), (55, 1319808), (56, 1296240), (60, 1209824), (64, 1134210), (66, 1099840), (70, 1036992), (77, 942720), (80, 907368), (84, 864160), (88, 824880), (96, 756140), (105, 691328), (110, 659904), (112, 648120), (120, 604912), (128, 567105), (132, 549920), (140, 518496), (154, 471360), (160, 453684), (165, 439936), (168, 432080), (176, 412440), (192, 378070), (210, 345664), (220, 329952), (224, 324060), (231, 314240), (240, 302456), (264, 274960), (280, 259248), (308, 235680), (320, 226842), (330, 219968), (336, 216040), (352, 206220), (384, 189035), (385, 188544), (420, 172832), (440, 164976), (448, 162030), (462, 157120), (480, 151228), (491, 147840), (528, 137480), (560, 129624), (616, 117840), (640, 113421), (660, 109984), (672, 108020), (704, 103110), (770, 94272), (840, 86416), (880, 82488), (896, 81015), (924, 78560), (960, 75614), (982, 73920), (1056, 68740), (1120, 64812), (1155, 62848), (1232, 58920), (1320, 54992), (1344, 54010), (1408, 51555), (1473, 49280), (1540, 47136), (1680, 43208), (1760, 41244), (1848, 39280), (1920, 37807), (1964, 36960), (2112, 34370), (2240, 32406), (2310, 31424), (2455, 29568), (2464, 29460), (2640, 27496), (2688, 27005), (2946, 24640), (3080, 23568), (3360, 21604), (3437, 21120), (3520, 20622), (3696, 19640), (3928, 18480), (4224, 17185), (4480, 16203), (4620, 15712), (4910, 14784), (4928, 14730), (5280, 13748), (5401, 13440), (5892, 12320), (6160, 11784), (6720, 10802), (6874, 10560), (7040, 10311), (7365, 9856), (7392, 9820), (7856, 9240)]