261857664

素因数分解:

$2^7\times 3^3\times {\mathrm{17}}^1\times {\mathrm{4457}}^1$

素因数の和:4497

約数の個数: 128

約数和(自身を含む): 818488800

約数和(自身を除く): 556631136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 128, 136, 144, 153, 192, 204, 216, 272, 288, 306, 384, 408, 432, 459, 544, 576, 612, 816, 864, 918, 1088, 1152, 1224, 1632, 1728, 1836, 2176, 2448, 3264, 3456, 3672, 4457, 4896, 6528, 7344, 8914, 9792, 13371, 14688, 17828, 19584, 26742, 29376, 35656, 40113, 53484, 58752, 71312, 75769, 80226, 106968, 120339, 142624, 151538, 160452, 213936, 227307, 240678, 285248, 303076, 320904, 427872, 454614, 481356, 570496, 606152, 641808, 681921, 855744, 909228, 962712, 1212304, 1283616, 1363842, 1711488, 1818456, 1925424, 2045763, 2424608, 2567232, 2727684, 3636912, 3850848, 4091526, 4849216, 5134464, 5455368, 7273824, 7701696, 8183052, 9698432, 10910736, 14547648, 15403392, 16366104, 21821472, 29095296, 32732208, 43642944, 65464416, 87285888, 130928832, 261857664]

約数ペア:

[(1, 261857664), (2, 130928832), (3, 87285888), (4, 65464416), (6, 43642944), (8, 32732208), (9, 29095296), (12, 21821472), (16, 16366104), (17, 15403392), (18, 14547648), (24, 10910736), (27, 9698432), (32, 8183052), (34, 7701696), (36, 7273824), (48, 5455368), (51, 5134464), (54, 4849216), (64, 4091526), (68, 3850848), (72, 3636912), (96, 2727684), (102, 2567232), (108, 2424608), (128, 2045763), (136, 1925424), (144, 1818456), (153, 1711488), (192, 1363842), (204, 1283616), (216, 1212304), (272, 962712), (288, 909228), (306, 855744), (384, 681921), (408, 641808), (432, 606152), (459, 570496), (544, 481356), (576, 454614), (612, 427872), (816, 320904), (864, 303076), (918, 285248), (1088, 240678), (1152, 227307), (1224, 213936), (1632, 160452), (1728, 151538), (1836, 142624), (2176, 120339), (2448, 106968), (3264, 80226), (3456, 75769), (3672, 71312), (4457, 58752), (4896, 53484), (6528, 40113), (7344, 35656), (8914, 29376), (9792, 26742), (13371, 19584), (14688, 17828)]