309881208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:282

約数の個数: 256

約数和(自身を含む): 1032192000

約数和(自身を除く): 722310792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 23, 24, 26, 28, 31, 39, 42, 46, 52, 56, 62, 69, 78, 84, 91, 92, 93, 104, 124, 138, 156, 161, 168, 182, 184, 186, 199, 217, 248, 273, 276, 299, 312, 322, 364, 372, 398, 403, 434, 483, 546, 552, 597, 598, 644, 651, 713, 728, 744, 796, 806, 868, 897, 966, 1092, 1194, 1196, 1209, 1288, 1302, 1393, 1426, 1592, 1612, 1736, 1794, 1932, 2093, 2139, 2184, 2388, 2392, 2418, 2587, 2604, 2786, 2821, 2852, 3224, 3588, 3864, 4179, 4186, 4278, 4577, 4776, 4836, 4991, 5174, 5208, 5572, 5642, 5704, 6169, 6279, 7176, 7761, 8358, 8372, 8463, 8556, 9154, 9269, 9672, 9982, 10348, 11144, 11284, 12338, 12558, 13731, 14973, 15522, 16716, 16744, 16926, 17112, 18109, 18308, 18507, 18538, 19964, 20696, 22568, 24676, 25116, 27462, 27807, 29946, 31044, 32039, 33432, 33852, 36218, 36616, 37014, 37076, 39928, 43183, 49352, 50232, 54327, 54924, 55614, 59501, 59892, 62088, 64078, 64883, 67704, 72436, 74028, 74152, 80197, 86366, 96117, 108654, 109848, 111228, 119002, 119784, 128156, 129549, 129766, 141887, 144872, 148056, 160394, 172732, 178503, 192234, 194649, 217308, 222456, 238004, 240591, 256312, 259098, 259532, 283774, 320788, 345464, 357006, 384468, 389298, 416507, 425661, 434616, 476008, 481182, 518196, 519064, 561379, 567548, 641576, 714012, 768936, 778596, 833014, 851322, 962364, 993209, 1036392, 1122758, 1135096, 1249521, 1428024, 1557192, 1666028, 1684137, 1702644, 1844531, 1924728, 1986418, 2245516, 2499042, 2979627, 3332056, 3368274, 3405288, 3689062, 3972836, 4491032, 4998084, 5533593, 5959254, 6736548, 7378124, 7945672, 9996168, 11067186, 11918508, 12911717, 13473096, 14756248, 22134372, 23837016, 25823434, 38735151, 44268744, 51646868, 77470302, 103293736, 154940604, 309881208]

約数ペア:

[(1, 309881208), (2, 154940604), (3, 103293736), (4, 77470302), (6, 51646868), (7, 44268744), (8, 38735151), (12, 25823434), (13, 23837016), (14, 22134372), (21, 14756248), (23, 13473096), (24, 12911717), (26, 11918508), (28, 11067186), (31, 9996168), (39, 7945672), (42, 7378124), (46, 6736548), (52, 5959254), (56, 5533593), (62, 4998084), (69, 4491032), (78, 3972836), (84, 3689062), (91, 3405288), (92, 3368274), (93, 3332056), (104, 2979627), (124, 2499042), (138, 2245516), (156, 1986418), (161, 1924728), (168, 1844531), (182, 1702644), (184, 1684137), (186, 1666028), (199, 1557192), (217, 1428024), (248, 1249521), (273, 1135096), (276, 1122758), (299, 1036392), (312, 993209), (322, 962364), (364, 851322), (372, 833014), (398, 778596), (403, 768936), (434, 714012), (483, 641576), (546, 567548), (552, 561379), (597, 519064), (598, 518196), (644, 481182), (651, 476008), (713, 434616), (728, 425661), (744, 416507), (796, 389298), (806, 384468), (868, 357006), (897, 345464), (966, 320788), (1092, 283774), (1194, 259532), (1196, 259098), (1209, 256312), (1288, 240591), (1302, 238004), (1393, 222456), (1426, 217308), (1592, 194649), (1612, 192234), (1736, 178503), (1794, 172732), (1932, 160394), (2093, 148056), (2139, 144872), (2184, 141887), (2388, 129766), (2392, 129549), (2418, 128156), (2587, 119784), (2604, 119002), (2786, 111228), (2821, 109848), (2852, 108654), (3224, 96117), (3588, 86366), (3864, 80197), (4179, 74152), (4186, 74028), (4278, 72436), (4577, 67704), (4776, 64883), (4836, 64078), (4991, 62088), (5174, 59892), (5208, 59501), (5572, 55614), (5642, 54924), (5704, 54327), (6169, 50232), (6279, 49352), (7176, 43183), (7761, 39928), (8358, 37076), (8372, 37014), (8463, 36616), (8556, 36218), (9154, 33852), (9269, 33432), (9672, 32039), (9982, 31044), (10348, 29946), (11144, 27807), (11284, 27462), (12338, 25116), (12558, 24676), (13731, 22568), (14973, 20696), (15522, 19964), (16716, 18538), (16744, 18507), (16926, 18308), (17112, 18109)]