21232076320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5081}}^1$

素因数の和:5164

約数の個数: 288

約数和(自身を含む): 64384101936

約数和(自身を除く): 43152025616

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 41, 49, 52, 56, 65, 70, 80, 82, 91, 98, 104, 112, 130, 140, 160, 164, 182, 196, 205, 208, 224, 245, 260, 280, 287, 328, 364, 392, 410, 416, 455, 490, 520, 533, 560, 574, 637, 656, 728, 784, 820, 910, 980, 1040, 1066, 1120, 1148, 1274, 1312, 1435, 1456, 1568, 1640, 1820, 1960, 2009, 2080, 2132, 2296, 2548, 2665, 2870, 2912, 3185, 3280, 3640, 3731, 3920, 4018, 4264, 4592, 5081, 5096, 5330, 5740, 6370, 6560, 7280, 7462, 7840, 8036, 8528, 9184, 10045, 10162, 10192, 10660, 11480, 12740, 14560, 14924, 16072, 17056, 18655, 20090, 20324, 20384, 21320, 22960, 25405, 25480, 26117, 29848, 32144, 35567, 37310, 40180, 40648, 42640, 45920, 50810, 50960, 52234, 59696, 64288, 66053, 71134, 74620, 80360, 81296, 85280, 101620, 101920, 104468, 119392, 130585, 132106, 142268, 149240, 160720, 162592, 177835, 203240, 208321, 208936, 248969, 261170, 264212, 284536, 298480, 321440, 330265, 355670, 406480, 416642, 417872, 462371, 497938, 522340, 528424, 569072, 596960, 660530, 711340, 812960, 833284, 835744, 924742, 995876, 1041605, 1044680, 1056848, 1138144, 1244845, 1321060, 1422680, 1458247, 1666568, 1849484, 1991752, 2083210, 2089360, 2113696, 2311855, 2489690, 2642120, 2708173, 2845360, 2916494, 3236597, 3333136, 3698968, 3983504, 4166420, 4178720, 4623710, 4979380, 5284240, 5416346, 5690720, 5832988, 6473194, 6666272, 7291235, 7397936, 7967008, 8332840, 9247420, 9958760, 10207729, 10568480, 10832692, 11665976, 12946388, 13540865, 14582470, 14795872, 16182985, 16665680, 18494840, 18957211, 19917520, 20415458, 21665384, 23331952, 25892776, 27081730, 29164940, 32365970, 33331360, 36989680, 37914422, 39835040, 40830916, 43330768, 46663904, 51038645, 51785552, 54163460, 58329880, 64731940, 73979360, 75828844, 81661832, 86661536, 94786055, 102077290, 103571104, 108326920, 116659760, 129463880, 132700477, 151657688, 163323664, 189572110, 204154580, 216653840, 233319520, 258927760, 265400954, 303315376, 326647328, 379144220, 408309160, 433307680, 517855520, 530801908, 606630752, 663502385, 758288440, 816618320, 1061603816, 1327004770, 1516576880, 1633236640, 2123207632, 2654009540, 3033153760, 4246415264, 5308019080, 10616038160, 21232076320]

約数ペア:

[(1, 21232076320), (2, 10616038160), (4, 5308019080), (5, 4246415264), (7, 3033153760), (8, 2654009540), (10, 2123207632), (13, 1633236640), (14, 1516576880), (16, 1327004770), (20, 1061603816), (26, 816618320), (28, 758288440), (32, 663502385), (35, 606630752), (40, 530801908), (41, 517855520), (49, 433307680), (52, 408309160), (56, 379144220), (65, 326647328), (70, 303315376), (80, 265400954), (82, 258927760), (91, 233319520), (98, 216653840), (104, 204154580), (112, 189572110), (130, 163323664), (140, 151657688), (160, 132700477), (164, 129463880), (182, 116659760), (196, 108326920), (205, 103571104), (208, 102077290), (224, 94786055), (245, 86661536), (260, 81661832), (280, 75828844), (287, 73979360), (328, 64731940), (364, 58329880), (392, 54163460), (410, 51785552), (416, 51038645), (455, 46663904), (490, 43330768), (520, 40830916), (533, 39835040), (560, 37914422), (574, 36989680), (637, 33331360), (656, 32365970), (728, 29164940), (784, 27081730), (820, 25892776), (910, 23331952), (980, 21665384), (1040, 20415458), (1066, 19917520), (1120, 18957211), (1148, 18494840), (1274, 16665680), (1312, 16182985), (1435, 14795872), (1456, 14582470), (1568, 13540865), (1640, 12946388), (1820, 11665976), (1960, 10832692), (2009, 10568480), (2080, 10207729), (2132, 9958760), (2296, 9247420), (2548, 8332840), (2665, 7967008), (2870, 7397936), (2912, 7291235), (3185, 6666272), (3280, 6473194), (3640, 5832988), (3731, 5690720), (3920, 5416346), (4018, 5284240), (4264, 4979380), (4592, 4623710), (5081, 4178720), (5096, 4166420), (5330, 3983504), (5740, 3698968), (6370, 3333136), (6560, 3236597), (7280, 2916494), (7462, 2845360), (7840, 2708173), (8036, 2642120), (8528, 2489690), (9184, 2311855), (10045, 2113696), (10162, 2089360), (10192, 2083210), (10660, 1991752), (11480, 1849484), (12740, 1666568), (14560, 1458247), (14924, 1422680), (16072, 1321060), (17056, 1244845), (18655, 1138144), (20090, 1056848), (20324, 1044680), (20384, 1041605), (21320, 995876), (22960, 924742), (25405, 835744), (25480, 833284), (26117, 812960), (29848, 711340), (32144, 660530), (35567, 596960), (37310, 569072), (40180, 528424), (40648, 522340), (42640, 497938), (45920, 462371), (50810, 417872), (50960, 416642), (52234, 406480), (59696, 355670), (64288, 330265), (66053, 321440), (71134, 298480), (74620, 284536), (80360, 264212), (81296, 261170), (85280, 248969), (101620, 208936), (101920, 208321), (104468, 203240), (119392, 177835), (130585, 162592), (132106, 160720), (142268, 149240)]