1661149952

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 216

約数和(自身を含む): 4280037888

約数和(自身を除く): 2618887936

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 47, 56, 64, 77, 88, 94, 112, 121, 128, 154, 163, 176, 188, 224, 242, 256, 308, 326, 329, 352, 376, 448, 484, 517, 616, 652, 658, 704, 752, 847, 896, 968, 1034, 1141, 1232, 1304, 1316, 1408, 1504, 1694, 1792, 1793, 1936, 2068, 2282, 2464, 2608, 2632, 2816, 3008, 3388, 3586, 3619, 3872, 4136, 4564, 4928, 5216, 5264, 5687, 6016, 6776, 7172, 7238, 7661, 7744, 8272, 9128, 9856, 10432, 10528, 11374, 12032, 12551, 13552, 14344, 14476, 15322, 15488, 16544, 18256, 19712, 19723, 20864, 21056, 22748, 25102, 27104, 28688, 28952, 30644, 30976, 33088, 36512, 39446, 39809, 41728, 42112, 45496, 50204, 53627, 54208, 57376, 57904, 61288, 66176, 73024, 78892, 79618, 84224, 84271, 90992, 100408, 107254, 108416, 114752, 115808, 122576, 132352, 138061, 146048, 157784, 159236, 168542, 181984, 200816, 214508, 216832, 229504, 231616, 245152, 276122, 292096, 315568, 318472, 337084, 363968, 401632, 429016, 459008, 463232, 490304, 552244, 589897, 631136, 636944, 674168, 727936, 803264, 858032, 926464, 926981, 980608, 1104488, 1179794, 1262272, 1273888, 1348336, 1455872, 1606528, 1716064, 1853962, 1961216, 2208976, 2359588, 2524544, 2547776, 2696672, 3213056, 3432128, 3707924, 4417952, 4719176, 5049088, 5095552, 5393344, 6488867, 6864256, 7415848, 8835904, 9438352, 10191104, 10786688, 12977734, 13728512, 14831696, 17671808, 18876704, 21573376, 25955468, 29663392, 35343616, 37753408, 51910936, 59326784, 75506816, 103821872, 118653568, 151013632, 207643744, 237307136, 415287488, 830574976, 1661149952]

約数ペア:

[(1, 1661149952), (2, 830574976), (4, 415287488), (7, 237307136), (8, 207643744), (11, 151013632), (14, 118653568), (16, 103821872), (22, 75506816), (28, 59326784), (32, 51910936), (44, 37753408), (47, 35343616), (56, 29663392), (64, 25955468), (77, 21573376), (88, 18876704), (94, 17671808), (112, 14831696), (121, 13728512), (128, 12977734), (154, 10786688), (163, 10191104), (176, 9438352), (188, 8835904), (224, 7415848), (242, 6864256), (256, 6488867), (308, 5393344), (326, 5095552), (329, 5049088), (352, 4719176), (376, 4417952), (448, 3707924), (484, 3432128), (517, 3213056), (616, 2696672), (652, 2547776), (658, 2524544), (704, 2359588), (752, 2208976), (847, 1961216), (896, 1853962), (968, 1716064), (1034, 1606528), (1141, 1455872), (1232, 1348336), (1304, 1273888), (1316, 1262272), (1408, 1179794), (1504, 1104488), (1694, 980608), (1792, 926981), (1793, 926464), (1936, 858032), (2068, 803264), (2282, 727936), (2464, 674168), (2608, 636944), (2632, 631136), (2816, 589897), (3008, 552244), (3388, 490304), (3586, 463232), (3619, 459008), (3872, 429016), (4136, 401632), (4564, 363968), (4928, 337084), (5216, 318472), (5264, 315568), (5687, 292096), (6016, 276122), (6776, 245152), (7172, 231616), (7238, 229504), (7661, 216832), (7744, 214508), (8272, 200816), (9128, 181984), (9856, 168542), (10432, 159236), (10528, 157784), (11374, 146048), (12032, 138061), (12551, 132352), (13552, 122576), (14344, 115808), (14476, 114752), (15322, 108416), (15488, 107254), (16544, 100408), (18256, 90992), (19712, 84271), (19723, 84224), (20864, 79618), (21056, 78892), (22748, 73024), (25102, 66176), (27104, 61288), (28688, 57904), (28952, 57376), (30644, 54208), (30976, 53627), (33088, 50204), (36512, 45496), (39446, 42112), (39809, 41728)]