643300128

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 216

約数和(自身を含む): 1991349360

約数和(自身を除く): 1348049232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 59, 68, 72, 96, 102, 118, 131, 136, 144, 153, 177, 204, 236, 262, 272, 288, 289, 306, 354, 393, 408, 472, 524, 531, 544, 578, 612, 708, 786, 816, 867, 944, 1003, 1048, 1062, 1156, 1179, 1224, 1416, 1572, 1632, 1734, 1888, 2006, 2096, 2124, 2227, 2312, 2358, 2448, 2601, 2832, 3009, 3144, 3468, 4012, 4192, 4248, 4454, 4624, 4716, 4896, 5202, 5664, 6018, 6288, 6681, 6936, 7729, 8024, 8496, 8908, 9027, 9248, 9432, 10404, 12036, 12576, 13362, 13872, 15458, 16048, 16992, 17051, 17816, 18054, 18864, 20043, 20808, 23187, 24072, 26724, 27744, 30916, 32096, 34102, 35632, 36108, 37728, 37859, 40086, 41616, 46374, 48144, 51153, 53448, 61832, 68204, 69561, 71264, 72216, 75718, 80172, 83232, 92748, 96288, 102306, 106896, 113577, 123664, 131393, 136408, 139122, 144432, 151436, 153459, 160344, 185496, 204612, 213792, 227154, 247328, 262786, 272816, 278244, 288864, 302872, 306918, 320688, 340731, 370992, 394179, 409224, 454308, 525572, 545632, 556488, 605744, 613836, 641376, 681462, 741984, 788358, 818448, 908616, 1051144, 1112976, 1182537, 1211488, 1227672, 1362924, 1576716, 1636896, 1817232, 2102288, 2225952, 2233681, 2365074, 2455344, 2725848, 3153432, 3634464, 4204576, 4467362, 4730148, 4910688, 5451696, 6306864, 6701043, 8934724, 9460296, 10903392, 12613728, 13402086, 17869448, 18920592, 20103129, 26804172, 35738896, 37841184, 40206258, 53608344, 71477792, 80412516, 107216688, 160825032, 214433376, 321650064, 643300128]

約数ペア:

[(1, 643300128), (2, 321650064), (3, 214433376), (4, 160825032), (6, 107216688), (8, 80412516), (9, 71477792), (12, 53608344), (16, 40206258), (17, 37841184), (18, 35738896), (24, 26804172), (32, 20103129), (34, 18920592), (36, 17869448), (48, 13402086), (51, 12613728), (59, 10903392), (68, 9460296), (72, 8934724), (96, 6701043), (102, 6306864), (118, 5451696), (131, 4910688), (136, 4730148), (144, 4467362), (153, 4204576), (177, 3634464), (204, 3153432), (236, 2725848), (262, 2455344), (272, 2365074), (288, 2233681), (289, 2225952), (306, 2102288), (354, 1817232), (393, 1636896), (408, 1576716), (472, 1362924), (524, 1227672), (531, 1211488), (544, 1182537), (578, 1112976), (612, 1051144), (708, 908616), (786, 818448), (816, 788358), (867, 741984), (944, 681462), (1003, 641376), (1048, 613836), (1062, 605744), (1156, 556488), (1179, 545632), (1224, 525572), (1416, 454308), (1572, 409224), (1632, 394179), (1734, 370992), (1888, 340731), (2006, 320688), (2096, 306918), (2124, 302872), (2227, 288864), (2312, 278244), (2358, 272816), (2448, 262786), (2601, 247328), (2832, 227154), (3009, 213792), (3144, 204612), (3468, 185496), (4012, 160344), (4192, 153459), (4248, 151436), (4454, 144432), (4624, 139122), (4716, 136408), (4896, 131393), (5202, 123664), (5664, 113577), (6018, 106896), (6288, 102306), (6681, 96288), (6936, 92748), (7729, 83232), (8024, 80172), (8496, 75718), (8908, 72216), (9027, 71264), (9248, 69561), (9432, 68204), (10404, 61832), (12036, 53448), (12576, 51153), (13362, 48144), (13872, 46374), (15458, 41616), (16048, 40086), (16992, 37859), (17051, 37728), (17816, 36108), (18054, 35632), (18864, 34102), (20043, 32096), (20808, 30916), (23187, 27744), (24072, 26724)]