78817872

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 240

約数和(自身を含む): 260554752

約数和(自身を除く): 181736880

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 31, 42, 46, 47, 48, 49, 56, 62, 69, 84, 92, 93, 94, 98, 112, 124, 138, 141, 147, 161, 168, 184, 186, 188, 196, 217, 248, 276, 282, 294, 322, 329, 336, 368, 372, 376, 392, 434, 483, 496, 552, 564, 588, 644, 651, 658, 713, 744, 752, 784, 868, 966, 987, 1081, 1104, 1127, 1128, 1176, 1288, 1302, 1316, 1426, 1457, 1488, 1519, 1736, 1932, 1974, 2139, 2162, 2254, 2256, 2303, 2352, 2576, 2604, 2632, 2852, 2914, 3038, 3243, 3381, 3472, 3864, 3948, 4278, 4324, 4371, 4508, 4557, 4606, 4991, 5208, 5264, 5704, 5828, 6076, 6486, 6762, 6909, 7567, 7728, 7896, 8556, 8648, 8742, 9016, 9114, 9212, 9982, 10199, 10416, 11408, 11656, 12152, 12972, 13524, 13818, 14973, 15134, 15792, 17112, 17296, 17484, 18032, 18228, 18424, 19964, 20398, 22701, 23312, 24304, 25944, 27048, 27636, 29946, 30268, 30597, 33511, 34224, 34937, 34968, 36456, 36848, 39928, 40796, 45402, 51888, 52969, 54096, 55272, 59892, 60536, 61194, 67022, 69874, 69936, 71393, 72912, 79856, 81592, 90804, 100533, 104811, 105938, 110544, 119784, 121072, 122388, 134044, 139748, 142786, 158907, 163184, 181608, 201066, 209622, 211876, 214179, 234577, 239568, 244776, 268088, 279496, 285572, 317814, 363216, 402132, 419244, 423752, 428358, 469154, 489552, 536176, 558992, 571144, 635628, 703731, 804264, 838488, 847504, 856716, 938308, 1142288, 1271256, 1407462, 1608528, 1642039, 1676976, 1713432, 1876616, 2542512, 2814924, 3284078, 3426864, 3753232, 4926117, 5629848, 6568156, 9852234, 11259696, 13136312, 19704468, 26272624, 39408936, 78817872]

約数ペア:

[(1, 78817872), (2, 39408936), (3, 26272624), (4, 19704468), (6, 13136312), (7, 11259696), (8, 9852234), (12, 6568156), (14, 5629848), (16, 4926117), (21, 3753232), (23, 3426864), (24, 3284078), (28, 2814924), (31, 2542512), (42, 1876616), (46, 1713432), (47, 1676976), (48, 1642039), (49, 1608528), (56, 1407462), (62, 1271256), (69, 1142288), (84, 938308), (92, 856716), (93, 847504), (94, 838488), (98, 804264), (112, 703731), (124, 635628), (138, 571144), (141, 558992), (147, 536176), (161, 489552), (168, 469154), (184, 428358), (186, 423752), (188, 419244), (196, 402132), (217, 363216), (248, 317814), (276, 285572), (282, 279496), (294, 268088), (322, 244776), (329, 239568), (336, 234577), (368, 214179), (372, 211876), (376, 209622), (392, 201066), (434, 181608), (483, 163184), (496, 158907), (552, 142786), (564, 139748), (588, 134044), (644, 122388), (651, 121072), (658, 119784), (713, 110544), (744, 105938), (752, 104811), (784, 100533), (868, 90804), (966, 81592), (987, 79856), (1081, 72912), (1104, 71393), (1127, 69936), (1128, 69874), (1176, 67022), (1288, 61194), (1302, 60536), (1316, 59892), (1426, 55272), (1457, 54096), (1488, 52969), (1519, 51888), (1736, 45402), (1932, 40796), (1974, 39928), (2139, 36848), (2162, 36456), (2254, 34968), (2256, 34937), (2303, 34224), (2352, 33511), (2576, 30597), (2604, 30268), (2632, 29946), (2852, 27636), (2914, 27048), (3038, 25944), (3243, 24304), (3381, 23312), (3472, 22701), (3864, 20398), (3948, 19964), (4278, 18424), (4324, 18228), (4371, 18032), (4508, 17484), (4557, 17296), (4606, 17112), (4991, 15792), (5208, 15134), (5264, 14973), (5704, 13818), (5828, 13524), (6076, 12972), (6486, 12152), (6762, 11656), (6909, 11408), (7567, 10416), (7728, 10199), (7896, 9982), (8556, 9212), (8648, 9114), (8742, 9016)]