77538720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:563

約数の個数: 192

約数和(自身を含む): 285659136

約数和(自身を除く): 208120416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 96, 105, 112, 120, 140, 141, 160, 168, 188, 210, 224, 235, 240, 280, 282, 329, 336, 376, 420, 470, 480, 491, 560, 564, 658, 672, 705, 752, 840, 940, 982, 987, 1120, 1128, 1316, 1410, 1473, 1504, 1645, 1680, 1880, 1964, 1974, 2256, 2455, 2632, 2820, 2946, 3290, 3360, 3437, 3760, 3928, 3948, 4512, 4910, 4935, 5264, 5640, 5892, 6580, 6874, 7365, 7520, 7856, 7896, 9820, 9870, 10311, 10528, 11280, 11784, 13160, 13748, 14730, 15712, 15792, 17185, 19640, 19740, 20622, 22560, 23077, 23568, 26320, 27496, 29460, 31584, 34370, 39280, 39480, 41244, 46154, 47136, 51555, 52640, 54992, 58920, 68740, 69231, 78560, 78960, 82488, 92308, 103110, 109984, 115385, 117840, 137480, 138462, 157920, 161539, 164976, 184616, 206220, 230770, 235680, 274960, 276924, 323078, 329952, 346155, 369232, 412440, 461540, 484617, 549920, 553848, 646156, 692310, 738464, 807695, 824880, 923080, 969234, 1107696, 1292312, 1384620, 1615390, 1649760, 1846160, 1938468, 2215392, 2423085, 2584624, 2769240, 3230780, 3692320, 3876936, 4846170, 5169248, 5538480, 6461560, 7753872, 9692340, 11076960, 12923120, 15507744, 19384680, 25846240, 38769360, 77538720]

約数ペア:

[(1, 77538720), (2, 38769360), (3, 25846240), (4, 19384680), (5, 15507744), (6, 12923120), (7, 11076960), (8, 9692340), (10, 7753872), (12, 6461560), (14, 5538480), (15, 5169248), (16, 4846170), (20, 3876936), (21, 3692320), (24, 3230780), (28, 2769240), (30, 2584624), (32, 2423085), (35, 2215392), (40, 1938468), (42, 1846160), (47, 1649760), (48, 1615390), (56, 1384620), (60, 1292312), (70, 1107696), (80, 969234), (84, 923080), (94, 824880), (96, 807695), (105, 738464), (112, 692310), (120, 646156), (140, 553848), (141, 549920), (160, 484617), (168, 461540), (188, 412440), (210, 369232), (224, 346155), (235, 329952), (240, 323078), (280, 276924), (282, 274960), (329, 235680), (336, 230770), (376, 206220), (420, 184616), (470, 164976), (480, 161539), (491, 157920), (560, 138462), (564, 137480), (658, 117840), (672, 115385), (705, 109984), (752, 103110), (840, 92308), (940, 82488), (982, 78960), (987, 78560), (1120, 69231), (1128, 68740), (1316, 58920), (1410, 54992), (1473, 52640), (1504, 51555), (1645, 47136), (1680, 46154), (1880, 41244), (1964, 39480), (1974, 39280), (2256, 34370), (2455, 31584), (2632, 29460), (2820, 27496), (2946, 26320), (3290, 23568), (3360, 23077), (3437, 22560), (3760, 20622), (3928, 19740), (3948, 19640), (4512, 17185), (4910, 15792), (4935, 15712), (5264, 14730), (5640, 13748), (5892, 13160), (6580, 11784), (6874, 11280), (7365, 10528), (7520, 10311), (7856, 9870), (7896, 9820)]