1661883216

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1070

約数の個数: 240

約数和(自身を含む): 5384798208

約数和(自身を除く): 3722914992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 31, 42, 46, 48, 49, 56, 62, 69, 84, 92, 93, 98, 112, 124, 138, 147, 161, 168, 184, 186, 196, 217, 248, 276, 294, 322, 336, 368, 372, 392, 434, 483, 496, 552, 588, 644, 651, 713, 744, 784, 868, 966, 991, 1104, 1127, 1176, 1288, 1302, 1426, 1488, 1519, 1736, 1932, 1982, 2139, 2254, 2352, 2576, 2604, 2852, 2973, 3038, 3381, 3472, 3864, 3964, 4278, 4508, 4557, 4991, 5208, 5704, 5946, 6076, 6762, 6937, 7728, 7928, 8556, 9016, 9114, 9982, 10416, 11408, 11892, 12152, 13524, 13874, 14973, 15856, 17112, 18032, 18228, 19964, 20811, 22793, 23784, 24304, 27048, 27748, 29946, 30721, 34224, 34937, 36456, 39928, 41622, 45586, 47568, 48559, 54096, 55496, 59892, 61442, 68379, 69874, 72912, 79856, 83244, 91172, 92163, 97118, 104811, 110992, 119784, 122884, 136758, 139748, 145677, 159551, 166488, 182344, 184326, 194236, 209622, 215047, 239568, 245768, 273516, 279496, 291354, 319102, 332976, 364688, 368652, 388472, 419244, 430094, 478653, 491536, 547032, 558992, 582708, 638204, 645141, 706583, 737304, 776944, 838488, 860188, 957306, 1094064, 1116857, 1165416, 1276408, 1290282, 1413166, 1474608, 1505329, 1676976, 1720376, 1914612, 2119749, 2233714, 2330832, 2552816, 2580564, 2826332, 3010658, 3350571, 3440752, 3829224, 4239498, 4467428, 4515987, 4946081, 5161128, 5652664, 6021316, 6701142, 7658448, 8478996, 8934856, 9031974, 9892162, 10322256, 11305328, 12042632, 13402284, 14838243, 16957992, 17869712, 18063948, 19784324, 24085264, 26804568, 29676486, 33915984, 34622567, 36127896, 39568648, 53609136, 59352972, 69245134, 72255792, 79137296, 103867701, 118705944, 138490268, 207735402, 237411888, 276980536, 415470804, 553961072, 830941608, 1661883216]

約数ペア:

[(1, 1661883216), (2, 830941608), (3, 553961072), (4, 415470804), (6, 276980536), (7, 237411888), (8, 207735402), (12, 138490268), (14, 118705944), (16, 103867701), (21, 79137296), (23, 72255792), (24, 69245134), (28, 59352972), (31, 53609136), (42, 39568648), (46, 36127896), (48, 34622567), (49, 33915984), (56, 29676486), (62, 26804568), (69, 24085264), (84, 19784324), (92, 18063948), (93, 17869712), (98, 16957992), (112, 14838243), (124, 13402284), (138, 12042632), (147, 11305328), (161, 10322256), (168, 9892162), (184, 9031974), (186, 8934856), (196, 8478996), (217, 7658448), (248, 6701142), (276, 6021316), (294, 5652664), (322, 5161128), (336, 4946081), (368, 4515987), (372, 4467428), (392, 4239498), (434, 3829224), (483, 3440752), (496, 3350571), (552, 3010658), (588, 2826332), (644, 2580564), (651, 2552816), (713, 2330832), (744, 2233714), (784, 2119749), (868, 1914612), (966, 1720376), (991, 1676976), (1104, 1505329), (1127, 1474608), (1176, 1413166), (1288, 1290282), (1302, 1276408), (1426, 1165416), (1488, 1116857), (1519, 1094064), (1736, 957306), (1932, 860188), (1982, 838488), (2139, 776944), (2254, 737304), (2352, 706583), (2576, 645141), (2604, 638204), (2852, 582708), (2973, 558992), (3038, 547032), (3381, 491536), (3472, 478653), (3864, 430094), (3964, 419244), (4278, 388472), (4508, 368652), (4557, 364688), (4991, 332976), (5208, 319102), (5704, 291354), (5946, 279496), (6076, 273516), (6762, 245768), (6937, 239568), (7728, 215047), (7928, 209622), (8556, 194236), (9016, 184326), (9114, 182344), (9982, 166488), (10416, 159551), (11408, 145677), (11892, 139748), (12152, 136758), (13524, 122884), (13874, 119784), (14973, 110992), (15856, 104811), (17112, 97118), (18032, 92163), (18228, 91172), (19964, 83244), (20811, 79856), (22793, 72912), (23784, 69874), (24304, 68379), (27048, 61442), (27748, 59892), (29946, 55496), (30721, 54096), (34224, 48559), (34937, 47568), (36456, 45586), (39928, 41622)]