21979645440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2253

約数の個数: 320

約数和(自身を含む): 75376604160

約数和(自身を除く): 53396958720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 79, 80, 85, 96, 102, 120, 128, 136, 158, 160, 170, 192, 204, 237, 240, 255, 256, 272, 316, 320, 340, 384, 395, 408, 474, 480, 510, 512, 544, 632, 640, 680, 768, 790, 816, 948, 960, 1020, 1088, 1185, 1264, 1280, 1343, 1360, 1536, 1580, 1632, 1896, 1920, 2040, 2131, 2176, 2370, 2528, 2560, 2686, 2720, 3160, 3264, 3792, 3840, 4029, 4080, 4262, 4352, 4740, 5056, 5372, 5440, 6320, 6393, 6528, 6715, 7584, 7680, 8058, 8160, 8524, 8704, 9480, 10112, 10655, 10744, 10880, 12640, 12786, 13056, 13430, 15168, 16116, 16320, 17048, 18960, 20145, 20224, 21310, 21488, 21760, 25280, 25572, 26112, 26860, 30336, 31965, 32232, 32640, 34096, 36227, 37920, 40290, 40448, 42620, 42976, 43520, 50560, 51144, 53720, 60672, 63930, 64464, 65280, 68192, 72454, 75840, 80580, 85240, 85952, 101120, 102288, 107440, 108681, 121344, 127860, 128928, 130560, 136384, 144908, 151680, 161160, 168349, 170480, 171904, 181135, 202240, 204576, 214880, 217362, 255720, 257856, 272768, 289816, 303360, 322320, 336698, 340960, 343808, 362270, 409152, 429760, 434724, 505047, 511440, 515712, 543405, 545536, 579632, 606720, 644640, 673396, 681920, 687616, 724540, 818304, 841745, 859520, 869448, 1010094, 1022880, 1031424, 1086810, 1091072, 1159264, 1289280, 1346792, 1363840, 1449080, 1636608, 1683490, 1719040, 1738896, 2020188, 2045760, 2062848, 2173620, 2318528, 2525235, 2578560, 2693584, 2727680, 2861933, 2898160, 3273216, 3366980, 3438080, 3477792, 4040376, 4091520, 4347240, 4637056, 5050470, 5157120, 5387168, 5455360, 5723866, 5796320, 6733960, 6955584, 8080752, 8183040, 8585799, 8694480, 9274112, 10100940, 10314240, 10774336, 11447732, 11592640, 13467920, 13911168, 14309665, 16161504, 16366080, 17171598, 17388960, 18548224, 20201880, 21548672, 22895464, 23185280, 26935840, 27822336, 28619330, 32323008, 34343196, 34777920, 40403760, 42928995, 43097344, 45790928, 46370560, 53871680, 55644672, 57238660, 64646016, 68686392, 69555840, 80807520, 85857990, 86194688, 91581856, 92741120, 107743360, 114477320, 129292032, 137372784, 139111680, 161615040, 171715980, 183163712, 215486720, 228954640, 258584064, 274745568, 278223360, 323230080, 343431960, 366327424, 430973440, 457909280, 549491136, 646460160, 686863920, 732654848, 915818560, 1098982272, 1292920320, 1373727840, 1465309696, 1831637120, 2197964544, 2747455680, 3663274240, 4395929088, 5494911360, 7326548480, 10989822720, 21979645440]

約数ペア:

[(1, 21979645440), (2, 10989822720), (3, 7326548480), (4, 5494911360), (5, 4395929088), (6, 3663274240), (8, 2747455680), (10, 2197964544), (12, 1831637120), (15, 1465309696), (16, 1373727840), (17, 1292920320), (20, 1098982272), (24, 915818560), (30, 732654848), (32, 686863920), (34, 646460160), (40, 549491136), (48, 457909280), (51, 430973440), (60, 366327424), (64, 343431960), (68, 323230080), (79, 278223360), (80, 274745568), (85, 258584064), (96, 228954640), (102, 215486720), (120, 183163712), (128, 171715980), (136, 161615040), (158, 139111680), (160, 137372784), (170, 129292032), (192, 114477320), (204, 107743360), (237, 92741120), (240, 91581856), (255, 86194688), (256, 85857990), (272, 80807520), (316, 69555840), (320, 68686392), (340, 64646016), (384, 57238660), (395, 55644672), (408, 53871680), (474, 46370560), (480, 45790928), (510, 43097344), (512, 42928995), (544, 40403760), (632, 34777920), (640, 34343196), (680, 32323008), (768, 28619330), (790, 27822336), (816, 26935840), (948, 23185280), (960, 22895464), (1020, 21548672), (1088, 20201880), (1185, 18548224), (1264, 17388960), (1280, 17171598), (1343, 16366080), (1360, 16161504), (1536, 14309665), (1580, 13911168), (1632, 13467920), (1896, 11592640), (1920, 11447732), (2040, 10774336), (2131, 10314240), (2176, 10100940), (2370, 9274112), (2528, 8694480), (2560, 8585799), (2686, 8183040), (2720, 8080752), (3160, 6955584), (3264, 6733960), (3792, 5796320), (3840, 5723866), (4029, 5455360), (4080, 5387168), (4262, 5157120), (4352, 5050470), (4740, 4637056), (5056, 4347240), (5372, 4091520), (5440, 4040376), (6320, 3477792), (6393, 3438080), (6528, 3366980), (6715, 3273216), (7584, 2898160), (7680, 2861933), (8058, 2727680), (8160, 2693584), (8524, 2578560), (8704, 2525235), (9480, 2318528), (10112, 2173620), (10655, 2062848), (10744, 2045760), (10880, 2020188), (12640, 1738896), (12786, 1719040), (13056, 1683490), (13430, 1636608), (15168, 1449080), (16116, 1363840), (16320, 1346792), (17048, 1289280), (18960, 1159264), (20145, 1091072), (20224, 1086810), (21310, 1031424), (21488, 1022880), (21760, 1010094), (25280, 869448), (25572, 859520), (26112, 841745), (26860, 818304), (30336, 724540), (31965, 687616), (32232, 681920), (32640, 673396), (34096, 644640), (36227, 606720), (37920, 579632), (40290, 545536), (40448, 543405), (42620, 515712), (42976, 511440), (43520, 505047), (50560, 434724), (51144, 429760), (53720, 409152), (60672, 362270), (63930, 343808), (64464, 340960), (65280, 336698), (68192, 322320), (72454, 303360), (75840, 289816), (80580, 272768), (85240, 257856), (85952, 255720), (101120, 217362), (102288, 214880), (107440, 204576), (108681, 202240), (121344, 181135), (127860, 171904), (128928, 170480), (130560, 168349), (136384, 161160), (144908, 151680)]