123280768

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 274390200

約数和(自身を除く): 151109432

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 139, 164, 169, 208, 278, 328, 338, 416, 533, 556, 656, 676, 832, 1066, 1112, 1312, 1352, 1664, 1807, 2132, 2224, 2624, 2704, 3614, 4264, 4448, 5248, 5408, 5699, 6929, 7228, 8528, 8896, 10816, 11398, 13858, 14456, 17056, 17792, 21632, 22796, 23491, 27716, 28912, 34112, 45592, 46982, 55432, 57824, 68224, 74087, 91184, 93964, 110864, 115648, 148174, 182368, 187928, 221728, 231296, 296348, 364736, 375856, 443456, 592696, 729472, 751712, 886912, 963131, 1185392, 1503424, 1926262, 2370784, 3006848, 3852524, 4741568, 7705048, 9483136, 15410096, 30820192, 61640384, 123280768]

約数ペア:

[(1, 123280768), (2, 61640384), (4, 30820192), (8, 15410096), (13, 9483136), (16, 7705048), (26, 4741568), (32, 3852524), (41, 3006848), (52, 2370784), (64, 1926262), (82, 1503424), (104, 1185392), (128, 963131), (139, 886912), (164, 751712), (169, 729472), (208, 592696), (278, 443456), (328, 375856), (338, 364736), (416, 296348), (533, 231296), (556, 221728), (656, 187928), (676, 182368), (832, 148174), (1066, 115648), (1112, 110864), (1312, 93964), (1352, 91184), (1664, 74087), (1807, 68224), (2132, 57824), (2224, 55432), (2624, 46982), (2704, 45592), (3614, 34112), (4264, 28912), (4448, 27716), (5248, 23491), (5408, 22796), (5699, 21632), (6929, 17792), (7228, 17056), (8528, 14456), (8896, 13858), (10816, 11398)]