681729984

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{503}}^1$

素因数の和:715

約数の個数: 168

約数和(自身を含む): 2120200992

約数和(自身を除く): 1438471008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 181, 192, 208, 234, 288, 312, 362, 416, 468, 503, 543, 576, 624, 724, 832, 936, 1006, 1086, 1248, 1448, 1509, 1629, 1872, 2012, 2172, 2353, 2496, 2896, 3018, 3258, 3744, 4024, 4344, 4527, 4706, 5792, 6036, 6516, 6539, 7059, 7488, 8048, 8688, 9054, 9412, 11584, 12072, 13032, 13078, 14118, 16096, 17376, 18108, 18824, 19617, 21177, 24144, 26064, 26156, 28236, 32192, 34752, 36216, 37648, 39234, 42354, 48288, 52128, 52312, 56472, 58851, 72432, 75296, 78468, 84708, 91043, 96576, 104256, 104624, 112944, 117702, 144864, 150592, 156936, 169416, 182086, 209248, 225888, 235404, 273129, 289728, 313872, 338832, 364172, 418496, 451776, 470808, 546258, 627744, 677664, 728344, 819387, 941616, 1092516, 1183559, 1255488, 1355328, 1456688, 1638774, 1883232, 2185032, 2367118, 2913376, 3277548, 3550677, 3766464, 4370064, 4734236, 5826752, 6555096, 7101354, 8740128, 9468472, 10652031, 13110192, 14202708, 17480256, 18936944, 21304062, 26220384, 28405416, 37873888, 42608124, 52440768, 56810832, 75747776, 85216248, 113621664, 170432496, 227243328, 340864992, 681729984]

約数ペア:

[(1, 681729984), (2, 340864992), (3, 227243328), (4, 170432496), (6, 113621664), (8, 85216248), (9, 75747776), (12, 56810832), (13, 52440768), (16, 42608124), (18, 37873888), (24, 28405416), (26, 26220384), (32, 21304062), (36, 18936944), (39, 17480256), (48, 14202708), (52, 13110192), (64, 10652031), (72, 9468472), (78, 8740128), (96, 7101354), (104, 6555096), (117, 5826752), (144, 4734236), (156, 4370064), (181, 3766464), (192, 3550677), (208, 3277548), (234, 2913376), (288, 2367118), (312, 2185032), (362, 1883232), (416, 1638774), (468, 1456688), (503, 1355328), (543, 1255488), (576, 1183559), (624, 1092516), (724, 941616), (832, 819387), (936, 728344), (1006, 677664), (1086, 627744), (1248, 546258), (1448, 470808), (1509, 451776), (1629, 418496), (1872, 364172), (2012, 338832), (2172, 313872), (2353, 289728), (2496, 273129), (2896, 235404), (3018, 225888), (3258, 209248), (3744, 182086), (4024, 169416), (4344, 156936), (4527, 150592), (4706, 144864), (5792, 117702), (6036, 112944), (6516, 104624), (6539, 104256), (7059, 96576), (7488, 91043), (8048, 84708), (8688, 78468), (9054, 75296), (9412, 72432), (11584, 58851), (12072, 56472), (13032, 52312), (13078, 52128), (14118, 48288), (16096, 42354), (17376, 39234), (18108, 37648), (18824, 36216), (19617, 34752), (21177, 32192), (24144, 28236), (26064, 26156)]