266416384

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{277}}^1$

素因数の和:340

約数の個数: 108

約数和(自身を含む): 610565284

約数和(自身を除く): 344148900

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 256, 272, 277, 289, 416, 442, 544, 554, 578, 832, 884, 1088, 1108, 1156, 1664, 1768, 2176, 2216, 2312, 3328, 3536, 3601, 3757, 4352, 4432, 4624, 4709, 7072, 7202, 7514, 8864, 9248, 9418, 14144, 14404, 15028, 17728, 18496, 18836, 28288, 28808, 30056, 35456, 36992, 37672, 56576, 57616, 60112, 61217, 70912, 73984, 75344, 80053, 115232, 120224, 122434, 150688, 160106, 230464, 240448, 244868, 301376, 320212, 460928, 480896, 489736, 602752, 640424, 921856, 961792, 979472, 1040689, 1205504, 1280848, 1958944, 2081378, 2561696, 3917888, 4162756, 5123392, 7835776, 8325512, 10246784, 15671552, 16651024, 20493568, 33302048, 66604096, 133208192, 266416384]

約数ペア:

[(1, 266416384), (2, 133208192), (4, 66604096), (8, 33302048), (13, 20493568), (16, 16651024), (17, 15671552), (26, 10246784), (32, 8325512), (34, 7835776), (52, 5123392), (64, 4162756), (68, 3917888), (104, 2561696), (128, 2081378), (136, 1958944), (208, 1280848), (221, 1205504), (256, 1040689), (272, 979472), (277, 961792), (289, 921856), (416, 640424), (442, 602752), (544, 489736), (554, 480896), (578, 460928), (832, 320212), (884, 301376), (1088, 244868), (1108, 240448), (1156, 230464), (1664, 160106), (1768, 150688), (2176, 122434), (2216, 120224), (2312, 115232), (3328, 80053), (3536, 75344), (3601, 73984), (3757, 70912), (4352, 61217), (4432, 60112), (4624, 57616), (4709, 56576), (7072, 37672), (7202, 36992), (7514, 35456), (8864, 30056), (9248, 28808), (9418, 28288), (14144, 18836), (14404, 18496), (15028, 17728)]