19707209600

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:582

約数の個数: 384

約数和(自身を含む): 56096409600

約数和(自身を除く): 36389200000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 32, 40, 43, 46, 50, 52, 64, 65, 80, 86, 92, 100, 104, 115, 128, 130, 160, 172, 184, 200, 208, 215, 230, 260, 299, 320, 325, 344, 368, 400, 416, 430, 460, 479, 520, 559, 575, 598, 640, 650, 688, 736, 800, 832, 860, 920, 958, 989, 1040, 1075, 1118, 1150, 1196, 1300, 1376, 1472, 1495, 1600, 1664, 1720, 1840, 1916, 1978, 2080, 2150, 2236, 2300, 2392, 2395, 2600, 2752, 2795, 2944, 2990, 3200, 3440, 3680, 3832, 3956, 4160, 4300, 4472, 4600, 4784, 4790, 4945, 5200, 5504, 5590, 5980, 6227, 6880, 7360, 7475, 7664, 7912, 8320, 8600, 8944, 9200, 9568, 9580, 9890, 10400, 11017, 11180, 11960, 11975, 12454, 12857, 13760, 13975, 14720, 14950, 15328, 15824, 17200, 17888, 18400, 19136, 19160, 19780, 20597, 20800, 22034, 22360, 23920, 23950, 24725, 24908, 25714, 27520, 27950, 29900, 30656, 31135, 31648, 34400, 35776, 36800, 38272, 38320, 39560, 41194, 41600, 44068, 44720, 47840, 47900, 49450, 49816, 51428, 55085, 55900, 59800, 61312, 62270, 63296, 64285, 68800, 71552, 73600, 76640, 79120, 82388, 88136, 89440, 95680, 95800, 98900, 99632, 102856, 102985, 110170, 111800, 119600, 124540, 126592, 128570, 137600, 143221, 153280, 155675, 158240, 164776, 176272, 178880, 191360, 191600, 197800, 199264, 205712, 205970, 220340, 223600, 239200, 249080, 257140, 267761, 275425, 286442, 306560, 311350, 316480, 321425, 329552, 352544, 357760, 383200, 395600, 398528, 411424, 411940, 440680, 447200, 473731, 478400, 498160, 514280, 514925, 535522, 550850, 572884, 622700, 632960, 642850, 659104, 705088, 716105, 766400, 791200, 797056, 822848, 823880, 881360, 894400, 947462, 956800, 996320, 1028560, 1029850, 1071044, 1101700, 1145768, 1245400, 1285700, 1318208, 1338805, 1410176, 1432210, 1532800, 1582400, 1645696, 1647760, 1762720, 1788800, 1894924, 1992640, 2057120, 2059700, 2142088, 2203400, 2291536, 2368655, 2490800, 2571400, 2636416, 2677610, 2864420, 3164800, 3295520, 3525440, 3580525, 3789848, 3985280, 4114240, 4119400, 4284176, 4406800, 4583072, 4737310, 4981600, 5142800, 5355220, 5728840, 6158503, 6591040, 6694025, 7050880, 7161050, 7579696, 8228480, 8238800, 8568352, 8813600, 9166144, 9474620, 9963200, 10285600, 10710440, 11457680, 11843275, 12317006, 13182080, 13388050, 14322100, 15159392, 16477600, 17136704, 17627200, 18332288, 18949240, 19926400, 20571200, 21420880, 22915360, 23686550, 24634012, 26776100, 28644200, 30318784, 30792515, 32955200, 34273408, 35254400, 37898480, 41142400, 42841760, 45830720, 47373100, 49268024, 53552200, 57288400, 60637568, 61585030, 65910400, 75796960, 85683520, 91661440, 94746200, 98536048, 107104400, 114576800, 123170060, 151593920, 153962575, 171367040, 189492400, 197072096, 214208800, 229153600, 246340120, 303187840, 307925150, 378984800, 394144192, 428417600, 458307200, 492680240, 615850300, 757969600, 788288384, 856835200, 985360480, 1231700600, 1515939200, 1970720960, 2463401200, 3941441920, 4926802400, 9853604800, 19707209600]

約数ペア:

[(1, 19707209600), (2, 9853604800), (4, 4926802400), (5, 3941441920), (8, 2463401200), (10, 1970720960), (13, 1515939200), (16, 1231700600), (20, 985360480), (23, 856835200), (25, 788288384), (26, 757969600), (32, 615850300), (40, 492680240), (43, 458307200), (46, 428417600), (50, 394144192), (52, 378984800), (64, 307925150), (65, 303187840), (80, 246340120), (86, 229153600), (92, 214208800), (100, 197072096), (104, 189492400), (115, 171367040), (128, 153962575), (130, 151593920), (160, 123170060), (172, 114576800), (184, 107104400), (200, 98536048), (208, 94746200), (215, 91661440), (230, 85683520), (260, 75796960), (299, 65910400), (320, 61585030), (325, 60637568), (344, 57288400), (368, 53552200), (400, 49268024), (416, 47373100), (430, 45830720), (460, 42841760), (479, 41142400), (520, 37898480), (559, 35254400), (575, 34273408), (598, 32955200), (640, 30792515), (650, 30318784), (688, 28644200), (736, 26776100), (800, 24634012), (832, 23686550), (860, 22915360), (920, 21420880), (958, 20571200), (989, 19926400), (1040, 18949240), (1075, 18332288), (1118, 17627200), (1150, 17136704), (1196, 16477600), (1300, 15159392), (1376, 14322100), (1472, 13388050), (1495, 13182080), (1600, 12317006), (1664, 11843275), (1720, 11457680), (1840, 10710440), (1916, 10285600), (1978, 9963200), (2080, 9474620), (2150, 9166144), (2236, 8813600), (2300, 8568352), (2392, 8238800), (2395, 8228480), (2600, 7579696), (2752, 7161050), (2795, 7050880), (2944, 6694025), (2990, 6591040), (3200, 6158503), (3440, 5728840), (3680, 5355220), (3832, 5142800), (3956, 4981600), (4160, 4737310), (4300, 4583072), (4472, 4406800), (4600, 4284176), (4784, 4119400), (4790, 4114240), (4945, 3985280), (5200, 3789848), (5504, 3580525), (5590, 3525440), (5980, 3295520), (6227, 3164800), (6880, 2864420), (7360, 2677610), (7475, 2636416), (7664, 2571400), (7912, 2490800), (8320, 2368655), (8600, 2291536), (8944, 2203400), (9200, 2142088), (9568, 2059700), (9580, 2057120), (9890, 1992640), (10400, 1894924), (11017, 1788800), (11180, 1762720), (11960, 1647760), (11975, 1645696), (12454, 1582400), (12857, 1532800), (13760, 1432210), (13975, 1410176), (14720, 1338805), (14950, 1318208), (15328, 1285700), (15824, 1245400), (17200, 1145768), (17888, 1101700), (18400, 1071044), (19136, 1029850), (19160, 1028560), (19780, 996320), (20597, 956800), (20800, 947462), (22034, 894400), (22360, 881360), (23920, 823880), (23950, 822848), (24725, 797056), (24908, 791200), (25714, 766400), (27520, 716105), (27950, 705088), (29900, 659104), (30656, 642850), (31135, 632960), (31648, 622700), (34400, 572884), (35776, 550850), (36800, 535522), (38272, 514925), (38320, 514280), (39560, 498160), (41194, 478400), (41600, 473731), (44068, 447200), (44720, 440680), (47840, 411940), (47900, 411424), (49450, 398528), (49816, 395600), (51428, 383200), (55085, 357760), (55900, 352544), (59800, 329552), (61312, 321425), (62270, 316480), (63296, 311350), (64285, 306560), (68800, 286442), (71552, 275425), (73600, 267761), (76640, 257140), (79120, 249080), (82388, 239200), (88136, 223600), (89440, 220340), (95680, 205970), (95800, 205712), (98900, 199264), (99632, 197800), (102856, 191600), (102985, 191360), (110170, 178880), (111800, 176272), (119600, 164776), (124540, 158240), (126592, 155675), (128570, 153280), (137600, 143221)]