28186704

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:279

約数の個数: 200

約数和(自身を含む): 100826880

約数和(自身を除く): 72640176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 112, 117, 126, 144, 156, 162, 168, 182, 189, 208, 216, 234, 239, 252, 273, 312, 324, 336, 351, 364, 378, 432, 468, 478, 504, 546, 567, 624, 648, 702, 717, 728, 756, 819, 936, 956, 1008, 1053, 1092, 1134, 1296, 1404, 1434, 1456, 1512, 1638, 1673, 1872, 1912, 2106, 2151, 2184, 2268, 2457, 2808, 2868, 3024, 3107, 3276, 3346, 3824, 4212, 4302, 4368, 4536, 4914, 5019, 5616, 5736, 6214, 6453, 6552, 6692, 7371, 8424, 8604, 9072, 9321, 9828, 10038, 11472, 12428, 12906, 13104, 13384, 14742, 15057, 16848, 17208, 18642, 19359, 19656, 20076, 21749, 24856, 25812, 26768, 27963, 29484, 30114, 34416, 37284, 38718, 39312, 40152, 43498, 45171, 49712, 51624, 55926, 58968, 60228, 65247, 74568, 77436, 80304, 83889, 86996, 90342, 103248, 111852, 117936, 120456, 130494, 135513, 149136, 154872, 167778, 173992, 180684, 195741, 223704, 240912, 251667, 260988, 271026, 309744, 335556, 347984, 361368, 391482, 447408, 503334, 521976, 542052, 587223, 671112, 722736, 782964, 1006668, 1043952, 1084104, 1174446, 1342224, 1565928, 1761669, 2013336, 2168208, 2348892, 3131856, 3523338, 4026672, 4697784, 7046676, 9395568, 14093352, 28186704]

約数ペア:

[(1, 28186704), (2, 14093352), (3, 9395568), (4, 7046676), (6, 4697784), (7, 4026672), (8, 3523338), (9, 3131856), (12, 2348892), (13, 2168208), (14, 2013336), (16, 1761669), (18, 1565928), (21, 1342224), (24, 1174446), (26, 1084104), (27, 1043952), (28, 1006668), (36, 782964), (39, 722736), (42, 671112), (48, 587223), (52, 542052), (54, 521976), (56, 503334), (63, 447408), (72, 391482), (78, 361368), (81, 347984), (84, 335556), (91, 309744), (104, 271026), (108, 260988), (112, 251667), (117, 240912), (126, 223704), (144, 195741), (156, 180684), (162, 173992), (168, 167778), (182, 154872), (189, 149136), (208, 135513), (216, 130494), (234, 120456), (239, 117936), (252, 111852), (273, 103248), (312, 90342), (324, 86996), (336, 83889), (351, 80304), (364, 77436), (378, 74568), (432, 65247), (468, 60228), (478, 58968), (504, 55926), (546, 51624), (567, 49712), (624, 45171), (648, 43498), (702, 40152), (717, 39312), (728, 38718), (756, 37284), (819, 34416), (936, 30114), (956, 29484), (1008, 27963), (1053, 26768), (1092, 25812), (1134, 24856), (1296, 21749), (1404, 20076), (1434, 19656), (1456, 19359), (1512, 18642), (1638, 17208), (1673, 16848), (1872, 15057), (1912, 14742), (2106, 13384), (2151, 13104), (2184, 12906), (2268, 12428), (2457, 11472), (2808, 10038), (2868, 9828), (3024, 9321), (3107, 9072), (3276, 8604), (3346, 8424), (3824, 7371), (4212, 6692), (4302, 6552), (4368, 6453), (4536, 6214), (4914, 5736), (5019, 5616)]