20161145778688

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{4001}}^1\times {\mathrm{5381}}^1$

素因数の和:9490

約数の個数: 160

約数和(自身を含む): 42305578698240

約数和(自身を除く): 22144432919552

約数列:

[1, 2, 4, 8, 16, 31, 32, 59, 62, 64, 118, 124, 128, 236, 248, 256, 472, 496, 512, 944, 992, 1829, 1888, 1984, 3658, 3776, 3968, 4001, 5381, 7316, 7552, 7936, 8002, 10762, 14632, 15104, 15872, 16004, 21524, 29264, 30208, 32008, 43048, 58528, 64016, 86096, 117056, 124031, 128032, 166811, 172192, 234112, 236059, 248062, 256064, 317479, 333622, 344384, 468224, 472118, 496124, 512128, 634958, 667244, 688768, 936448, 944236, 992248, 1024256, 1269916, 1334488, 1377536, 1888472, 1984496, 2048512, 2539832, 2668976, 2755072, 3776944, 3968992, 5079664, 5337952, 7317829, 7553888, 7937984, 9841849, 10159328, 10675904, 14635658, 15107776, 15875968, 19683698, 20318656, 21351808, 21529381, 29271316, 30215552, 31751936, 39367396, 40637312, 42703616, 43058762, 58542632, 60431104, 63503872, 78734792, 81274624, 85407232, 86117524, 117085264, 120862208, 157469584, 162549248, 172235048, 234170528, 314939168, 344470096, 468341056, 629878336, 667410811, 688940192, 936682112, 1259756672, 1270233479, 1334821622, 1377880384, 1873364224, 2519513344, 2540466958, 2669643244, 2755760768, 3746728448, 5039026688, 5080933916, 5339286488, 5511521536, 10161867832, 10678572976, 11023043072, 20323735664, 21357145952, 39377237849, 40647471328, 42714291904, 78754475698, 81294942656, 85428583808, 157508951396, 162589885312, 170857167616, 315017902792, 325179770624, 341714335232, 630035805584, 650359541248, 1260071611168, 2520143222336, 5040286444672, 10080572889344, 20161145778688]

約数ペア:

[(1, 20161145778688), (2, 10080572889344), (4, 5040286444672), (8, 2520143222336), (16, 1260071611168), (31, 650359541248), (32, 630035805584), (59, 341714335232), (62, 325179770624), (64, 315017902792), (118, 170857167616), (124, 162589885312), (128, 157508951396), (236, 85428583808), (248, 81294942656), (256, 78754475698), (472, 42714291904), (496, 40647471328), (512, 39377237849), (944, 21357145952), (992, 20323735664), (1829, 11023043072), (1888, 10678572976), (1984, 10161867832), (3658, 5511521536), (3776, 5339286488), (3968, 5080933916), (4001, 5039026688), (5381, 3746728448), (7316, 2755760768), (7552, 2669643244), (7936, 2540466958), (8002, 2519513344), (10762, 1873364224), (14632, 1377880384), (15104, 1334821622), (15872, 1270233479), (16004, 1259756672), (21524, 936682112), (29264, 688940192), (30208, 667410811), (32008, 629878336), (43048, 468341056), (58528, 344470096), (64016, 314939168), (86096, 234170528), (117056, 172235048), (124031, 162549248), (128032, 157469584), (166811, 120862208), (172192, 117085264), (234112, 86117524), (236059, 85407232), (248062, 81274624), (256064, 78734792), (317479, 63503872), (333622, 60431104), (344384, 58542632), (468224, 43058762), (472118, 42703616), (496124, 40637312), (512128, 39367396), (634958, 31751936), (667244, 30215552), (688768, 29271316), (936448, 21529381), (944236, 21351808), (992248, 20318656), (1024256, 19683698), (1269916, 15875968), (1334488, 15107776), (1377536, 14635658), (1888472, 10675904), (1984496, 10159328), (2048512, 9841849), (2539832, 7937984), (2668976, 7553888), (2755072, 7317829), (3776944, 5337952), (3968992, 5079664)]