388880856

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 288

約数和(自身を含む): 1350694800

約数和(自身を除く): 961813944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 49, 52, 56, 61, 63, 72, 78, 84, 91, 98, 104, 117, 122, 126, 139, 147, 156, 168, 182, 183, 196, 234, 244, 252, 273, 278, 294, 312, 364, 366, 392, 417, 427, 441, 468, 488, 504, 546, 549, 556, 588, 637, 728, 732, 793, 819, 834, 854, 882, 936, 973, 1092, 1098, 1112, 1176, 1251, 1274, 1281, 1464, 1586, 1638, 1668, 1708, 1764, 1807, 1911, 1946, 2184, 2196, 2379, 2502, 2548, 2562, 2919, 2989, 3172, 3276, 3336, 3416, 3528, 3614, 3822, 3843, 3892, 4392, 4758, 5004, 5096, 5124, 5421, 5551, 5733, 5838, 5978, 6344, 6552, 6811, 7137, 7228, 7644, 7686, 7784, 8479, 8757, 8967, 9516, 10008, 10248, 10842, 11102, 11466, 11676, 11956, 12649, 13622, 14274, 14456, 15288, 15372, 16263, 16653, 16958, 17514, 17934, 19032, 20433, 21684, 22204, 22932, 23352, 23912, 25298, 25437, 26901, 27244, 28548, 30744, 32526, 33306, 33916, 35028, 35868, 37947, 38857, 40866, 43368, 44408, 45864, 49959, 50596, 50874, 53802, 54488, 57096, 59353, 61299, 65052, 66612, 67832, 70056, 71736, 75894, 76311, 77714, 81732, 88543, 99918, 101192, 101748, 107604, 110227, 113841, 116571, 118706, 122598, 130104, 133224, 151788, 152622, 155428, 163464, 177086, 178059, 199836, 203496, 215208, 220454, 227682, 233142, 237412, 245196, 265629, 303576, 305244, 310856, 330681, 349713, 354172, 356118, 399672, 415471, 440908, 455364, 466284, 474824, 490392, 531258, 534177, 610488, 661362, 699426, 708344, 712236, 771589, 796887, 830942, 881816, 910728, 932568, 992043, 1062516, 1068354, 1246413, 1322724, 1398852, 1424472, 1543178, 1593774, 1661884, 1984086, 2125032, 2136708, 2314767, 2492826, 2645448, 2797704, 3086356, 3187548, 3323768, 3739239, 3968172, 4273416, 4629534, 4985652, 5401123, 6172712, 6375096, 6944301, 7478478, 7936344, 9259068, 9971304, 10802246, 13888602, 14956956, 16203369, 18518136, 21604492, 27777204, 29913912, 32406738, 43208984, 48610107, 55554408, 64813476, 97220214, 129626952, 194440428, 388880856]

約数ペア:

[(1, 388880856), (2, 194440428), (3, 129626952), (4, 97220214), (6, 64813476), (7, 55554408), (8, 48610107), (9, 43208984), (12, 32406738), (13, 29913912), (14, 27777204), (18, 21604492), (21, 18518136), (24, 16203369), (26, 14956956), (28, 13888602), (36, 10802246), (39, 9971304), (42, 9259068), (49, 7936344), (52, 7478478), (56, 6944301), (61, 6375096), (63, 6172712), (72, 5401123), (78, 4985652), (84, 4629534), (91, 4273416), (98, 3968172), (104, 3739239), (117, 3323768), (122, 3187548), (126, 3086356), (139, 2797704), (147, 2645448), (156, 2492826), (168, 2314767), (182, 2136708), (183, 2125032), (196, 1984086), (234, 1661884), (244, 1593774), (252, 1543178), (273, 1424472), (278, 1398852), (294, 1322724), (312, 1246413), (364, 1068354), (366, 1062516), (392, 992043), (417, 932568), (427, 910728), (441, 881816), (468, 830942), (488, 796887), (504, 771589), (546, 712236), (549, 708344), (556, 699426), (588, 661362), (637, 610488), (728, 534177), (732, 531258), (793, 490392), (819, 474824), (834, 466284), (854, 455364), (882, 440908), (936, 415471), (973, 399672), (1092, 356118), (1098, 354172), (1112, 349713), (1176, 330681), (1251, 310856), (1274, 305244), (1281, 303576), (1464, 265629), (1586, 245196), (1638, 237412), (1668, 233142), (1708, 227682), (1764, 220454), (1807, 215208), (1911, 203496), (1946, 199836), (2184, 178059), (2196, 177086), (2379, 163464), (2502, 155428), (2548, 152622), (2562, 151788), (2919, 133224), (2989, 130104), (3172, 122598), (3276, 118706), (3336, 116571), (3416, 113841), (3528, 110227), (3614, 107604), (3822, 101748), (3843, 101192), (3892, 99918), (4392, 88543), (4758, 81732), (5004, 77714), (5096, 76311), (5124, 75894), (5421, 71736), (5551, 70056), (5733, 67832), (5838, 66612), (5978, 65052), (6344, 61299), (6552, 59353), (6811, 57096), (7137, 54488), (7228, 53802), (7644, 50874), (7686, 50596), (7784, 49959), (8479, 45864), (8757, 44408), (8967, 43368), (9516, 40866), (10008, 38857), (10248, 37947), (10842, 35868), (11102, 35028), (11466, 33916), (11676, 33306), (11956, 32526), (12649, 30744), (13622, 28548), (14274, 27244), (14456, 26901), (15288, 25437), (15372, 25298), (16263, 23912), (16653, 23352), (16958, 22932), (17514, 22204), (17934, 21684), (19032, 20433)]