128692656

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 376356864

約数和(自身を除く): 247664208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 127, 144, 186, 227, 248, 254, 279, 372, 381, 454, 496, 508, 558, 681, 744, 762, 908, 1016, 1116, 1143, 1362, 1488, 1524, 1816, 2032, 2043, 2232, 2286, 2724, 3048, 3632, 3937, 4086, 4464, 4572, 5448, 6096, 7037, 7874, 8172, 9144, 10896, 11811, 14074, 15748, 16344, 18288, 21111, 23622, 28148, 28829, 31496, 32688, 35433, 42222, 47244, 56296, 57658, 62992, 63333, 70866, 84444, 86487, 94488, 112592, 115316, 126666, 141732, 168888, 172974, 188976, 230632, 253332, 259461, 283464, 337776, 345948, 461264, 506664, 518922, 566928, 691896, 893699, 1013328, 1037844, 1383792, 1787398, 2075688, 2681097, 3574796, 4151376, 5362194, 7149592, 8043291, 10724388, 14299184, 16086582, 21448776, 32173164, 42897552, 64346328, 128692656]

約数ペア:

[(1, 128692656), (2, 64346328), (3, 42897552), (4, 32173164), (6, 21448776), (8, 16086582), (9, 14299184), (12, 10724388), (16, 8043291), (18, 7149592), (24, 5362194), (31, 4151376), (36, 3574796), (48, 2681097), (62, 2075688), (72, 1787398), (93, 1383792), (124, 1037844), (127, 1013328), (144, 893699), (186, 691896), (227, 566928), (248, 518922), (254, 506664), (279, 461264), (372, 345948), (381, 337776), (454, 283464), (496, 259461), (508, 253332), (558, 230632), (681, 188976), (744, 172974), (762, 168888), (908, 141732), (1016, 126666), (1116, 115316), (1143, 112592), (1362, 94488), (1488, 86487), (1524, 84444), (1816, 70866), (2032, 63333), (2043, 62992), (2232, 57658), (2286, 56296), (2724, 47244), (3048, 42222), (3632, 35433), (3937, 32688), (4086, 31496), (4464, 28829), (4572, 28148), (5448, 23622), (6096, 21111), (7037, 18288), (7874, 16344), (8172, 15748), (9144, 14074), (10896, 11811)]