881660416

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:314

約数の個数: 160

約数和(自身を含む): 2199859200

約数和(自身を除く): 1318198784

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 127, 128, 149, 182, 208, 224, 254, 256, 298, 364, 416, 448, 508, 512, 596, 728, 832, 889, 896, 1016, 1043, 1192, 1456, 1651, 1664, 1778, 1792, 1937, 2032, 2086, 2384, 2912, 3302, 3328, 3556, 3584, 3874, 4064, 4172, 4768, 5824, 6604, 6656, 7112, 7748, 8128, 8344, 9536, 11557, 11648, 13208, 13559, 14224, 15496, 16256, 16688, 18923, 19072, 23114, 23296, 26416, 27118, 28448, 30992, 32512, 33376, 37846, 38144, 46228, 46592, 52832, 54236, 56896, 61984, 65024, 66752, 75692, 76288, 92456, 105664, 108472, 113792, 123968, 132461, 133504, 151384, 184912, 211328, 216944, 227584, 245999, 247936, 264922, 267008, 302768, 369824, 422656, 433888, 455168, 491998, 495872, 529844, 534016, 605536, 739648, 845312, 867776, 983996, 991744, 1059688, 1211072, 1479296, 1721993, 1735552, 1967992, 2119376, 2422144, 2958592, 3443986, 3471104, 3935984, 4238752, 4844288, 5917184, 6887972, 6942208, 7871968, 8477504, 9688576, 13775944, 15743936, 16955008, 27551888, 31487872, 33910016, 55103776, 62975744, 67820032, 110207552, 125951488, 220415104, 440830208, 881660416]

約数ペア:

[(1, 881660416), (2, 440830208), (4, 220415104), (7, 125951488), (8, 110207552), (13, 67820032), (14, 62975744), (16, 55103776), (26, 33910016), (28, 31487872), (32, 27551888), (52, 16955008), (56, 15743936), (64, 13775944), (91, 9688576), (104, 8477504), (112, 7871968), (127, 6942208), (128, 6887972), (149, 5917184), (182, 4844288), (208, 4238752), (224, 3935984), (254, 3471104), (256, 3443986), (298, 2958592), (364, 2422144), (416, 2119376), (448, 1967992), (508, 1735552), (512, 1721993), (596, 1479296), (728, 1211072), (832, 1059688), (889, 991744), (896, 983996), (1016, 867776), (1043, 845312), (1192, 739648), (1456, 605536), (1651, 534016), (1664, 529844), (1778, 495872), (1792, 491998), (1937, 455168), (2032, 433888), (2086, 422656), (2384, 369824), (2912, 302768), (3302, 267008), (3328, 264922), (3556, 247936), (3584, 245999), (3874, 227584), (4064, 216944), (4172, 211328), (4768, 184912), (5824, 151384), (6604, 133504), (6656, 132461), (7112, 123968), (7748, 113792), (8128, 108472), (8344, 105664), (9536, 92456), (11557, 76288), (11648, 75692), (13208, 66752), (13559, 65024), (14224, 61984), (15496, 56896), (16256, 54236), (16688, 52832), (18923, 46592), (19072, 46228), (23114, 38144), (23296, 37846), (26416, 33376), (27118, 32512), (28448, 30992)]