20836417680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{16249}}^1$

素因数の和:16418

約数の個数: 240

約数和(自身を含む): 75913110000

約数和(自身を除く): 55076692320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 137, 144, 156, 180, 195, 208, 234, 240, 260, 274, 312, 360, 390, 411, 468, 520, 548, 585, 624, 685, 720, 780, 822, 936, 1040, 1096, 1170, 1233, 1370, 1560, 1644, 1781, 1872, 2055, 2192, 2340, 2466, 2740, 3120, 3288, 3562, 4110, 4680, 4932, 5343, 5480, 6165, 6576, 7124, 8220, 8905, 9360, 9864, 10686, 10960, 12330, 14248, 16029, 16249, 16440, 17810, 19728, 21372, 24660, 26715, 28496, 32058, 32498, 32880, 35620, 42744, 48747, 49320, 53430, 64116, 64996, 71240, 80145, 81245, 85488, 97494, 98640, 106860, 128232, 129992, 142480, 146241, 160290, 162490, 194988, 211237, 213720, 243735, 256464, 259984, 292482, 320580, 324980, 389976, 422474, 427440, 487470, 584964, 633711, 641160, 649960, 731205, 779952, 844948, 974940, 1056185, 1169928, 1267422, 1282320, 1299920, 1462410, 1689896, 1901133, 1949880, 2112370, 2226113, 2339856, 2534844, 2924820, 3168555, 3379792, 3802266, 3899760, 4224740, 4452226, 5069688, 5849640, 6337110, 6678339, 7604532, 8449480, 8904452, 9505665, 10139376, 11130565, 11699280, 12674220, 13356678, 15209064, 16898960, 17808904, 19011330, 20035017, 22261130, 25348440, 26713356, 28939469, 30418128, 33391695, 35617808, 38022660, 40070034, 44522260, 50696880, 53426712, 57878938, 66783390, 76045320, 80140068, 86818407, 89044520, 100175085, 106853424, 115757876, 133566780, 144697345, 152090640, 160280136, 173636814, 178089040, 200350170, 231515752, 260455221, 267133560, 289394690, 320560272, 347273628, 400700340, 434092035, 463031504, 520910442, 534267120, 578789380, 694547256, 801400680, 868184070, 1041820884, 1157578760, 1302276105, 1389094512, 1602801360, 1736368140, 2083641768, 2315157520, 2604552210, 3472736280, 4167283536, 5209104420, 6945472560, 10418208840, 20836417680]

約数ペア:

[(1, 20836417680), (2, 10418208840), (3, 6945472560), (4, 5209104420), (5, 4167283536), (6, 3472736280), (8, 2604552210), (9, 2315157520), (10, 2083641768), (12, 1736368140), (13, 1602801360), (15, 1389094512), (16, 1302276105), (18, 1157578760), (20, 1041820884), (24, 868184070), (26, 801400680), (30, 694547256), (36, 578789380), (39, 534267120), (40, 520910442), (45, 463031504), (48, 434092035), (52, 400700340), (60, 347273628), (65, 320560272), (72, 289394690), (78, 267133560), (80, 260455221), (90, 231515752), (104, 200350170), (117, 178089040), (120, 173636814), (130, 160280136), (137, 152090640), (144, 144697345), (156, 133566780), (180, 115757876), (195, 106853424), (208, 100175085), (234, 89044520), (240, 86818407), (260, 80140068), (274, 76045320), (312, 66783390), (360, 57878938), (390, 53426712), (411, 50696880), (468, 44522260), (520, 40070034), (548, 38022660), (585, 35617808), (624, 33391695), (685, 30418128), (720, 28939469), (780, 26713356), (822, 25348440), (936, 22261130), (1040, 20035017), (1096, 19011330), (1170, 17808904), (1233, 16898960), (1370, 15209064), (1560, 13356678), (1644, 12674220), (1781, 11699280), (1872, 11130565), (2055, 10139376), (2192, 9505665), (2340, 8904452), (2466, 8449480), (2740, 7604532), (3120, 6678339), (3288, 6337110), (3562, 5849640), (4110, 5069688), (4680, 4452226), (4932, 4224740), (5343, 3899760), (5480, 3802266), (6165, 3379792), (6576, 3168555), (7124, 2924820), (8220, 2534844), (8905, 2339856), (9360, 2226113), (9864, 2112370), (10686, 1949880), (10960, 1901133), (12330, 1689896), (14248, 1462410), (16029, 1299920), (16249, 1282320), (16440, 1267422), (17810, 1169928), (19728, 1056185), (21372, 974940), (24660, 844948), (26715, 779952), (28496, 731205), (32058, 649960), (32498, 641160), (32880, 633711), (35620, 584964), (42744, 487470), (48747, 427440), (49320, 422474), (53430, 389976), (64116, 324980), (64996, 320580), (71240, 292482), (80145, 259984), (81245, 256464), (85488, 243735), (97494, 213720), (98640, 211237), (106860, 194988), (128232, 162490), (129992, 160290), (142480, 146241)]