261505152

素因数分解:

$2^7\times 3^3\times {\mathrm{17}}^1\times {\mathrm{4451}}^1$

素因数の和:4491

約数の個数: 128

約数和(自身を含む): 817387200

約数和(自身を除く): 555882048

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, 4451, 4896, 6528, 7344, 8902, 9792, 13353, 14688, 17804, 19584, 26706, 29376, 35608, 40059, 53412, 58752, 71216, 75667, 80118, 106824, 120177, 142432, 151334, 160236, 213648, 227001, 240354, 284864, 302668, 320472, 427296, 454002, 480708, 569728, 605336, 640944, 681003, 854592, 908004, 961416, 1210672, 1281888, 1362006, 1709184, 1816008, 1922832, 2043009, 2421344, 2563776, 2724012, 3632016, 3845664, 4086018, 4842688, 5127552, 5448024, 7264032, 7691328, 8172036, 9685376, 10896048, 14528064, 15382656, 16344072, 21792096, 29056128, 32688144, 43584192, 65376288, 87168384, 130752576, 261505152]

約数ペア:

[(1, 261505152), (2, 130752576), (3, 87168384), (4, 65376288), (6, 43584192), (8, 32688144), (9, 29056128), (12, 21792096), (16, 16344072), (17, 15382656), (18, 14528064), (24, 10896048), (27, 9685376), (32, 8172036), (34, 7691328), (36, 7264032), (48, 5448024), (51, 5127552), (54, 4842688), (64, 4086018), (68, 3845664), (72, 3632016), (96, 2724012), (102, 2563776), (108, 2421344), (128, 2043009), (136, 1922832), (144, 1816008), (153, 1709184), (192, 1362006), (204, 1281888), (216, 1210672), (272, 961416), (288, 908004), (306, 854592), (384, 681003), (408, 640944), (432, 605336), (459, 569728), (544, 480708), (576, 454002), (612, 427296), (816, 320472), (864, 302668), (918, 284864), (1088, 240354), (1152, 227001), (1224, 213648), (1632, 160236), (1728, 151334), (1836, 142432), (2176, 120177), (2448, 106824), (3264, 80118), (3456, 75667), (3672, 71216), (4451, 58752), (4896, 53412), (6528, 40059), (7344, 35608), (8902, 29376), (9792, 26706), (13353, 19584), (14688, 17804)]