20492781120

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:343

約数の個数: 672

約数和(自身を含む): 83077263360

約数和(自身を除く): 62584482240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 71, 72, 80, 84, 90, 96, 103, 105, 112, 120, 126, 139, 140, 142, 144, 160, 168, 180, 192, 206, 210, 213, 224, 240, 252, 278, 280, 284, 288, 309, 315, 320, 336, 355, 360, 412, 417, 420, 426, 448, 480, 497, 504, 515, 556, 560, 568, 576, 618, 630, 639, 672, 695, 710, 720, 721, 824, 834, 840, 852, 927, 960, 973, 994, 1008, 1030, 1065, 1112, 1120, 1136, 1236, 1251, 1260, 1278, 1344, 1390, 1420, 1440, 1442, 1491, 1545, 1648, 1668, 1680, 1704, 1854, 1946, 1988, 2016, 2060, 2085, 2130, 2163, 2224, 2240, 2272, 2472, 2485, 2502, 2520, 2556, 2780, 2840, 2880, 2884, 2919, 2982, 3090, 3195, 3296, 3336, 3360, 3408, 3605, 3708, 3892, 3976, 4032, 4120, 4170, 4260, 4326, 4448, 4473, 4544, 4635, 4865, 4944, 4970, 5004, 5040, 5112, 5560, 5680, 5768, 5838, 5964, 6180, 6255, 6390, 6489, 6592, 6672, 6720, 6816, 7210, 7313, 7416, 7455, 7784, 7952, 8240, 8340, 8520, 8652, 8757, 8896, 8946, 9270, 9730, 9869, 9888, 9940, 10008, 10080, 10224, 10815, 11120, 11360, 11536, 11676, 11928, 12360, 12510, 12780, 12978, 13344, 13632, 14317, 14420, 14595, 14626, 14832, 14910, 15568, 15904, 16480, 16680, 17040, 17304, 17514, 17892, 18540, 19460, 19738, 19776, 19880, 20016, 20160, 20448, 21630, 21939, 22240, 22365, 22720, 23072, 23352, 23856, 24720, 25020, 25560, 25956, 26688, 28634, 28840, 29190, 29252, 29607, 29664, 29820, 31136, 31808, 32445, 32960, 33360, 34080, 34608, 35028, 35784, 36565, 37080, 38920, 39476, 39760, 40032, 40896, 42951, 43260, 43785, 43878, 44480, 44730, 46144, 46704, 47712, 49345, 49440, 50040, 51120, 51191, 51912, 57268, 57680, 58380, 58504, 59214, 59328, 59640, 62272, 64890, 65817, 66720, 68160, 69083, 69216, 70056, 71568, 71585, 73130, 74160, 77840, 78952, 79520, 80064, 85902, 86520, 87570, 87756, 88821, 89460, 93408, 95424, 98690, 98880, 100080, 100219, 102240, 102382, 103824, 109695, 114536, 115360, 116760, 117008, 118428, 119280, 128853, 129780, 131634, 133440, 138166, 138432, 140112, 143136, 143170, 146260, 148035, 148320, 153573, 155680, 157904, 159040, 171804, 173040, 175140, 175512, 177642, 178920, 186816, 197380, 200160, 200438, 204480, 204764, 207249, 207648, 214755, 219390, 229072, 230720, 233520, 234016, 236856, 238560, 255955, 257706, 259560, 263268, 276332, 280224, 286272, 286340, 292520, 296070, 296640, 300657, 307146, 311360, 315808, 329085, 343608, 345415, 346080, 350280, 351024, 355284, 357840, 394760, 400320, 400876, 409528, 414498, 415296, 429510, 438780, 444105, 458144, 460719, 467040, 468032, 473712, 477120, 501095, 511910, 515412, 519120, 526536, 552664, 560448, 572680, 585040, 592140, 601314, 614292, 621747, 631616, 644265, 658170, 687216, 690830, 692160, 700560, 702048, 710568, 715680, 767865, 789520, 801752, 819056, 828996, 859020, 877560, 888210, 901971, 916288, 921438, 934080, 947424, 1002190, 1016507, 1023820, 1030824, 1036245, 1038240, 1053072, 1105328, 1145360, 1170080, 1184280, 1202628, 1228584, 1243494, 1288530, 1316340, 1374432, 1381660, 1401120, 1404096, 1421136, 1431360, 1503285, 1535730, 1579040, 1603504, 1638112, 1657992, 1718040, 1755120, 1776420, 1803942, 1842876, 1894848, 2004380, 2033014, 2047640, 2061648, 2072490, 2076480, 2106144, 2210656, 2290720, 2303595, 2340160, 2368560, 2405256, 2457168, 2486988, 2577060, 2632680, 2748864, 2763320, 2802240, 2842272, 3006570, 3049521, 3071460, 3108735, 3158080, 3207008, 3276224, 3315984, 3436080, 3510240, 3552840, 3607884, 3685752, 4008760, 4066028, 4095280, 4123296, 4144980, 4212288, 4421312, 4509855, 4581440, 4607190, 4737120, 4810512, 4914336, 4973976, 5082535, 5154120, 5265360, 5526640, 5684544, 6013140, 6099042, 6142920, 6217470, 6414016, 6631968, 6872160, 7020480, 7105680, 7115549, 7215768, 7371504, 8017520, 8132056, 8190560, 8246592, 8289960, 9019710, 9148563, 9214380, 9474240, 9621024, 9828672, 9947952, 10165070, 10308240, 10530720, 11053280, 12026280, 12198084, 12285840, 12434940, 13263936, 13744320, 14211360, 14231098, 14431536, 14743008, 15247605, 16035040, 16264112, 16381120, 16579920, 18039420, 18297126, 18428760, 19242048, 19895904, 20330140, 20616480, 21061440, 21346647, 22106560, 24052560, 24396168, 24571680, 24869880, 28422720, 28462196, 28863072, 29486016, 30495210, 32070080, 32528224, 33159840, 35577745, 36078840, 36594252, 36857520, 39791808, 40660280, 41232960, 42693294, 45742815, 48105120, 48792336, 49143360, 49739760, 56924392, 57726144, 60990420, 64039941, 65056448, 66319680, 71155490, 72157680, 73188504, 73715040, 81320560, 85386588, 91485630, 96210240, 97584672, 99479520, 106733235, 113848784, 121980840, 128079882, 142310980, 144315360, 146377008, 147430080, 162641120, 170773176, 182971260, 195169344, 198959040, 213466470, 227697568, 243961680, 256159764, 284621960, 288630720, 292754016, 320199705, 325282240, 341546352, 365942520, 426932940, 455395136, 487923360, 512319528, 569243920, 585508032, 640399410, 683092704, 731885040, 853865880, 975846720, 1024639056, 1138487840, 1280798820, 1366185408, 1463770080, 1707731760, 2049278112, 2276975680, 2561597640, 2927540160, 3415463520, 4098556224, 5123195280, 6830927040, 10246390560, 20492781120]

約数ペア:

[(1, 20492781120), (2, 10246390560), (3, 6830927040), (4, 5123195280), (5, 4098556224), (6, 3415463520), (7, 2927540160), (8, 2561597640), (9, 2276975680), (10, 2049278112), (12, 1707731760), (14, 1463770080), (15, 1366185408), (16, 1280798820), (18, 1138487840), (20, 1024639056), (21, 975846720), (24, 853865880), (28, 731885040), (30, 683092704), (32, 640399410), (35, 585508032), (36, 569243920), (40, 512319528), (42, 487923360), (45, 455395136), (48, 426932940), (56, 365942520), (60, 341546352), (63, 325282240), (64, 320199705), (70, 292754016), (71, 288630720), (72, 284621960), (80, 256159764), (84, 243961680), (90, 227697568), (96, 213466470), (103, 198959040), (105, 195169344), (112, 182971260), (120, 170773176), (126, 162641120), (139, 147430080), (140, 146377008), (142, 144315360), (144, 142310980), (160, 128079882), (168, 121980840), (180, 113848784), (192, 106733235), (206, 99479520), (210, 97584672), (213, 96210240), (224, 91485630), (240, 85386588), (252, 81320560), (278, 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(1680, 12198084), (1704, 12026280), (1854, 11053280), (1946, 10530720), (1988, 10308240), (2016, 10165070), (2060, 9947952), (2085, 9828672), (2130, 9621024), (2163, 9474240), (2224, 9214380), (2240, 9148563), (2272, 9019710), (2472, 8289960), (2485, 8246592), (2502, 8190560), (2520, 8132056), (2556, 8017520), (2780, 7371504), (2840, 7215768), (2880, 7115549), (2884, 7105680), (2919, 7020480), (2982, 6872160), (3090, 6631968), (3195, 6414016), (3296, 6217470), (3336, 6142920), (3360, 6099042), (3408, 6013140), (3605, 5684544), (3708, 5526640), (3892, 5265360), (3976, 5154120), (4032, 5082535), (4120, 4973976), (4170, 4914336), (4260, 4810512), (4326, 4737120), (4448, 4607190), (4473, 4581440), (4544, 4509855), (4635, 4421312), (4865, 4212288), (4944, 4144980), (4970, 4123296), (5004, 4095280), (5040, 4066028), (5112, 4008760), (5560, 3685752), (5680, 3607884), (5768, 3552840), (5838, 3510240), (5964, 3436080), (6180, 3315984), (6255, 3276224), (6390, 3207008), (6489, 3158080), (6592, 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(20160, 1016507), (20448, 1002190), (21630, 947424), (21939, 934080), (22240, 921438), (22365, 916288), (22720, 901971), (23072, 888210), (23352, 877560), (23856, 859020), (24720, 828996), (25020, 819056), (25560, 801752), (25956, 789520), (26688, 767865), (28634, 715680), (28840, 710568), (29190, 702048), (29252, 700560), (29607, 692160), (29664, 690830), (29820, 687216), (31136, 658170), (31808, 644265), (32445, 631616), (32960, 621747), (33360, 614292), (34080, 601314), (34608, 592140), (35028, 585040), (35784, 572680), (36565, 560448), (37080, 552664), (38920, 526536), (39476, 519120), (39760, 515412), (40032, 511910), (40896, 501095), (42951, 477120), (43260, 473712), (43785, 468032), (43878, 467040), (44480, 460719), (44730, 458144), (46144, 444105), (46704, 438780), (47712, 429510), (49345, 415296), (49440, 414498), (50040, 409528), (51120, 400876), (51191, 400320), (51912, 394760), (57268, 357840), (57680, 355284), (58380, 351024), (58504, 350280), (59214, 346080), (59328, 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