1561344512

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 320

約数和(自身を含む): 4223729664

約数和(自身を除く): 2662385152

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 31, 32, 46, 47, 52, 56, 62, 64, 91, 92, 94, 104, 112, 124, 128, 161, 182, 184, 188, 208, 217, 224, 248, 256, 299, 322, 329, 364, 368, 376, 403, 416, 434, 448, 496, 512, 598, 611, 644, 658, 713, 728, 736, 752, 806, 832, 868, 896, 992, 1081, 1196, 1222, 1288, 1316, 1426, 1456, 1457, 1472, 1504, 1612, 1664, 1736, 1792, 1984, 2093, 2162, 2392, 2444, 2576, 2632, 2821, 2852, 2912, 2914, 2944, 3008, 3224, 3328, 3472, 3584, 3968, 4186, 4277, 4324, 4784, 4888, 4991, 5152, 5264, 5642, 5704, 5824, 5828, 5888, 6016, 6448, 6656, 6944, 7567, 7936, 8372, 8554, 8648, 9269, 9568, 9776, 9982, 10199, 10304, 10528, 11284, 11408, 11648, 11656, 11776, 12032, 12896, 13888, 14053, 15134, 15872, 16744, 17108, 17296, 18538, 18941, 19136, 19552, 19964, 20398, 20608, 21056, 22568, 22816, 23296, 23312, 24064, 25792, 27776, 28106, 30268, 33488, 33511, 34216, 34592, 37076, 37882, 38272, 39104, 39928, 40796, 41216, 42112, 45136, 45632, 46592, 46624, 51584, 55552, 56212, 60536, 64883, 66976, 67022, 68432, 69184, 74152, 75764, 76544, 78208, 79856, 81592, 82432, 84224, 90272, 91264, 93248, 98371, 103168, 111104, 112424, 121072, 129766, 132587, 133952, 134044, 136864, 138368, 148304, 151528, 153088, 156416, 159712, 163184, 168448, 180544, 182528, 186496, 196742, 206336, 224848, 234577, 242144, 259532, 265174, 267904, 268088, 273728, 276736, 296608, 303056, 312832, 319424, 326368, 361088, 365056, 372992, 393484, 435643, 449696, 469154, 484288, 519064, 530348, 535808, 536176, 547456, 553472, 593216, 606112, 638848, 652736, 722176, 745984, 786968, 871286, 899392, 938308, 968576, 1038128, 1060696, 1071616, 1072352, 1094912, 1186432, 1212224, 1277696, 1305472, 1444352, 1573936, 1742572, 1798784, 1876616, 1937152, 2076256, 2121392, 2144704, 2189824, 2372864, 2424448, 2555392, 2610944, 3049501, 3147872, 3485144, 3597568, 3753232, 3874304, 4152512, 4242784, 4289408, 4745728, 4848896, 5221888, 6099002, 6295744, 6970288, 7195136, 7506464, 8305024, 8485568, 8578816, 9697792, 12198004, 12591488, 13940576, 15012928, 16610048, 16971136, 17157632, 24396008, 25182976, 27881152, 30025856, 33220096, 33942272, 48792016, 50365952, 55762304, 60051712, 67884544, 97584032, 111524608, 120103424, 195168064, 223049216, 390336128, 780672256, 1561344512]

約数ペア:

[(1, 1561344512), (2, 780672256), (4, 390336128), (7, 223049216), (8, 195168064), (13, 120103424), (14, 111524608), (16, 97584032), (23, 67884544), (26, 60051712), (28, 55762304), (31, 50365952), (32, 48792016), (46, 33942272), (47, 33220096), (52, 30025856), (56, 27881152), (62, 25182976), (64, 24396008), (91, 17157632), (92, 16971136), (94, 16610048), (104, 15012928), (112, 13940576), (124, 12591488), (128, 12198004), (161, 9697792), (182, 8578816), (184, 8485568), (188, 8305024), (208, 7506464), (217, 7195136), (224, 6970288), (248, 6295744), (256, 6099002), (299, 5221888), (322, 4848896), (329, 4745728), (364, 4289408), (368, 4242784), (376, 4152512), (403, 3874304), (416, 3753232), (434, 3597568), (448, 3485144), (496, 3147872), (512, 3049501), (598, 2610944), (611, 2555392), (644, 2424448), (658, 2372864), (713, 2189824), (728, 2144704), (736, 2121392), (752, 2076256), (806, 1937152), (832, 1876616), (868, 1798784), (896, 1742572), (992, 1573936), (1081, 1444352), (1196, 1305472), (1222, 1277696), (1288, 1212224), (1316, 1186432), (1426, 1094912), (1456, 1072352), (1457, 1071616), (1472, 1060696), (1504, 1038128), (1612, 968576), (1664, 938308), (1736, 899392), (1792, 871286), (1984, 786968), (2093, 745984), (2162, 722176), (2392, 652736), (2444, 638848), (2576, 606112), (2632, 593216), (2821, 553472), (2852, 547456), (2912, 536176), (2914, 535808), (2944, 530348), (3008, 519064), (3224, 484288), (3328, 469154), (3472, 449696), (3584, 435643), (3968, 393484), (4186, 372992), (4277, 365056), (4324, 361088), (4784, 326368), (4888, 319424), (4991, 312832), (5152, 303056), (5264, 296608), (5642, 276736), (5704, 273728), (5824, 268088), (5828, 267904), (5888, 265174), (6016, 259532), (6448, 242144), (6656, 234577), (6944, 224848), (7567, 206336), (7936, 196742), (8372, 186496), (8554, 182528), (8648, 180544), (9269, 168448), (9568, 163184), (9776, 159712), (9982, 156416), (10199, 153088), (10304, 151528), (10528, 148304), (11284, 138368), (11408, 136864), (11648, 134044), (11656, 133952), (11776, 132587), (12032, 129766), (12896, 121072), (13888, 112424), (14053, 111104), (15134, 103168), (15872, 98371), (16744, 93248), (17108, 91264), (17296, 90272), (18538, 84224), (18941, 82432), (19136, 81592), (19552, 79856), (19964, 78208), (20398, 76544), (20608, 75764), (21056, 74152), (22568, 69184), (22816, 68432), (23296, 67022), (23312, 66976), (24064, 64883), (25792, 60536), (27776, 56212), (28106, 55552), (30268, 51584), (33488, 46624), (33511, 46592), (34216, 45632), (34592, 45136), (37076, 42112), (37882, 41216), (38272, 40796), (39104, 39928)]