20408736000

素因数分解:

$2^8\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:287

約数の個数: 576

約数和(自身を含む): 72854046720

約数和(自身を除く): 52445310720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 48, 50, 57, 60, 64, 67, 75, 76, 80, 95, 96, 100, 114, 120, 125, 128, 134, 150, 152, 160, 167, 190, 192, 200, 201, 228, 240, 250, 256, 268, 285, 300, 304, 320, 334, 335, 375, 380, 384, 400, 402, 456, 475, 480, 500, 501, 536, 570, 600, 608, 640, 668, 670, 750, 760, 768, 800, 804, 835, 912, 950, 960, 1000, 1002, 1005, 1072, 1140, 1200, 1216, 1273, 1280, 1336, 1340, 1425, 1500, 1520, 1600, 1608, 1670, 1675, 1824, 1900, 1920, 2000, 2004, 2010, 2144, 2280, 2375, 2400, 2432, 2505, 2546, 2672, 2680, 2850, 3000, 3040, 3173, 3200, 3216, 3340, 3350, 3648, 3800, 3819, 3840, 4000, 4008, 4020, 4175, 4288, 4560, 4750, 4800, 4864, 5010, 5025, 5092, 5344, 5360, 5700, 6000, 6080, 6346, 6365, 6400, 6432, 6680, 6700, 7125, 7296, 7600, 7638, 8000, 8016, 8040, 8350, 8375, 8576, 9120, 9500, 9519, 9600, 10020, 10050, 10184, 10688, 10720, 11189, 11400, 12000, 12160, 12525, 12692, 12730, 12864, 13360, 13400, 14250, 14592, 15200, 15276, 15865, 16000, 16032, 16080, 16700, 16750, 17152, 18240, 19000, 19038, 19095, 19200, 20040, 20100, 20368, 20875, 21376, 21440, 22378, 22800, 24000, 24320, 25050, 25125, 25384, 25460, 25728, 26720, 26800, 28500, 30400, 30552, 31730, 31825, 32000, 32064, 32160, 33400, 33500, 33567, 36480, 38000, 38076, 38190, 40080, 40200, 40736, 41750, 42752, 42880, 44756, 45600, 47595, 48000, 50100, 50250, 50768, 50920, 51456, 53440, 53600, 55945, 57000, 60800, 61104, 62625, 63460, 63650, 64128, 64320, 66800, 67000, 67134, 72960, 76000, 76152, 76380, 79325, 80160, 80400, 81472, 83500, 85760, 89512, 91200, 95190, 95475, 96000, 100200, 100500, 101536, 101840, 106880, 107200, 111890, 114000, 121600, 122208, 125250, 126920, 127300, 128256, 128640, 133600, 134000, 134268, 152000, 152304, 152760, 158650, 159125, 160320, 160800, 162944, 167000, 167835, 179024, 182400, 190380, 190950, 200400, 201000, 203072, 203680, 212591, 213760, 214400, 223780, 228000, 237975, 244416, 250500, 253840, 254600, 257280, 267200, 268000, 268536, 279725, 304000, 304608, 305520, 317300, 318250, 320640, 321600, 325888, 334000, 335670, 358048, 364800, 380760, 381900, 396625, 400800, 402000, 406144, 407360, 425182, 428800, 447560, 456000, 475950, 477375, 488832, 501000, 507680, 509200, 534400, 536000, 537072, 559450, 608000, 609216, 611040, 634600, 636500, 637773, 641280, 643200, 668000, 671340, 716096, 761520, 763800, 793250, 801600, 804000, 812288, 814720, 839175, 850364, 895120, 912000, 951900, 954750, 977664, 1002000, 1015360, 1018400, 1062955, 1068800, 1072000, 1074144, 1118900, 1189875, 1218432, 1222080, 1269200, 1273000, 1275546, 1286400, 1336000, 1342680, 1398625, 1432192, 1523040, 1527600, 1586500, 1603200, 1608000, 1629440, 1678350, 1700728, 1790240, 1824000, 1903800, 1909500, 2004000, 2030720, 2036800, 2125910, 2144000, 2148288, 2237800, 2379750, 2436864, 2444160, 2538400, 2546000, 2551092, 2672000, 2685360, 2797250, 2864384, 3046080, 3055200, 3173000, 3188865, 3206400, 3216000, 3356700, 3401456, 3580480, 3807600, 3819000, 4008000, 4061440, 4073600, 4195875, 4251820, 4296576, 4475600, 4759500, 4888320, 5076800, 5092000, 5102184, 5314775, 5344000, 5370720, 5594500, 6092160, 6110400, 6346000, 6377730, 6432000, 6713400, 6802912, 7160960, 7615200, 7638000, 8016000, 8147200, 8391750, 8503640, 8593152, 8951200, 9519000, 10153600, 10184000, 10204368, 10629550, 10741440, 11189000, 12184320, 12220800, 12692000, 12755460, 13426800, 13605824, 14321920, 15230400, 15276000, 15944325, 16032000, 16783500, 17007280, 17902400, 19038000, 20307200, 20368000, 20408736, 21259100, 21482880, 22378000, 24441600, 25384000, 25510920, 26573875, 26853600, 27211648, 30460800, 30552000, 31888650, 33567000, 34014560, 35804800, 38076000, 40736000, 40817472, 42518200, 42965760, 44756000, 50768000, 51021840, 53147750, 53707200, 54423296, 60921600, 61104000, 63777300, 67134000, 68029120, 71609600, 76152000, 79721625, 81634944, 85036400, 89512000, 101536000, 102043680, 106295500, 107414400, 122208000, 127554600, 134268000, 136058240, 152304000, 159443250, 163269888, 170072800, 179024000, 204087360, 212591000, 214828800, 255109200, 268536000, 272116480, 304608000, 318886500, 340145600, 358048000, 408174720, 425182000, 510218400, 537072000, 637773000, 680291200, 816349440, 850364000, 1020436800, 1074144000, 1275546000, 1360582400, 1700728000, 2040873600, 2551092000, 3401456000, 4081747200, 5102184000, 6802912000, 10204368000, 20408736000]

約数ペア:

[(1, 20408736000), (2, 10204368000), (3, 6802912000), (4, 5102184000), (5, 4081747200), (6, 3401456000), (8, 2551092000), (10, 2040873600), (12, 1700728000), (15, 1360582400), (16, 1275546000), (19, 1074144000), (20, 1020436800), (24, 850364000), (25, 816349440), (30, 680291200), (32, 637773000), (38, 537072000), (40, 510218400), (48, 425182000), (50, 408174720), (57, 358048000), (60, 340145600), (64, 318886500), (67, 304608000), (75, 272116480), (76, 268536000), (80, 255109200), (95, 214828800), (96, 212591000), (100, 204087360), (114, 179024000), (120, 170072800), (125, 163269888), (128, 159443250), (134, 152304000), (150, 136058240), (152, 134268000), (160, 127554600), (167, 122208000), (190, 107414400), (192, 106295500), (200, 102043680), (201, 101536000), (228, 89512000), (240, 85036400), (250, 81634944), (256, 79721625), (268, 76152000), (285, 71609600), (300, 68029120), (304, 67134000), (320, 63777300), (334, 61104000), (335, 60921600), (375, 54423296), (380, 53707200), (384, 53147750), (400, 51021840), (402, 50768000), (456, 44756000), (475, 42965760), (480, 42518200), (500, 40817472), (501, 40736000), (536, 38076000), (570, 35804800), (600, 34014560), (608, 33567000), (640, 31888650), (668, 30552000), (670, 30460800), (750, 27211648), (760, 26853600), (768, 26573875), (800, 25510920), (804, 25384000), (835, 24441600), (912, 22378000), (950, 21482880), (960, 21259100), (1000, 20408736), (1002, 20368000), (1005, 20307200), (1072, 19038000), (1140, 17902400), (1200, 17007280), (1216, 16783500), (1273, 16032000), (1280, 15944325), (1336, 15276000), (1340, 15230400), (1425, 14321920), (1500, 13605824), (1520, 13426800), (1600, 12755460), (1608, 12692000), (1670, 12220800), (1675, 12184320), (1824, 11189000), (1900, 10741440), (1920, 10629550), (2000, 10204368), (2004, 10184000), (2010, 10153600), (2144, 9519000), (2280, 8951200), (2375, 8593152), (2400, 8503640), (2432, 8391750), (2505, 8147200), (2546, 8016000), (2672, 7638000), (2680, 7615200), (2850, 7160960), (3000, 6802912), (3040, 6713400), (3173, 6432000), (3200, 6377730), (3216, 6346000), (3340, 6110400), (3350, 6092160), (3648, 5594500), (3800, 5370720), (3819, 5344000), (3840, 5314775), (4000, 5102184), (4008, 5092000), (4020, 5076800), (4175, 4888320), (4288, 4759500), (4560, 4475600), (4750, 4296576), (4800, 4251820), (4864, 4195875), (5010, 4073600), (5025, 4061440), (5092, 4008000), (5344, 3819000), (5360, 3807600), (5700, 3580480), (6000, 3401456), (6080, 3356700), (6346, 3216000), (6365, 3206400), (6400, 3188865), (6432, 3173000), (6680, 3055200), (6700, 3046080), (7125, 2864384), (7296, 2797250), (7600, 2685360), (7638, 2672000), (8000, 2551092), (8016, 2546000), (8040, 2538400), (8350, 2444160), (8375, 2436864), (8576, 2379750), (9120, 2237800), (9500, 2148288), (9519, 2144000), (9600, 2125910), (10020, 2036800), (10050, 2030720), (10184, 2004000), (10688, 1909500), (10720, 1903800), (11189, 1824000), (11400, 1790240), (12000, 1700728), (12160, 1678350), (12525, 1629440), (12692, 1608000), (12730, 1603200), (12864, 1586500), (13360, 1527600), (13400, 1523040), (14250, 1432192), (14592, 1398625), (15200, 1342680), (15276, 1336000), (15865, 1286400), (16000, 1275546), (16032, 1273000), (16080, 1269200), (16700, 1222080), (16750, 1218432), (17152, 1189875), (18240, 1118900), (19000, 1074144), (19038, 1072000), (19095, 1068800), (19200, 1062955), (20040, 1018400), (20100, 1015360), (20368, 1002000), (20875, 977664), (21376, 954750), (21440, 951900), (22378, 912000), (22800, 895120), (24000, 850364), (24320, 839175), (25050, 814720), (25125, 812288), (25384, 804000), (25460, 801600), (25728, 793250), (26720, 763800), (26800, 761520), (28500, 716096), (30400, 671340), (30552, 668000), (31730, 643200), (31825, 641280), (32000, 637773), (32064, 636500), (32160, 634600), (33400, 611040), (33500, 609216), (33567, 608000), (36480, 559450), (38000, 537072), (38076, 536000), (38190, 534400), (40080, 509200), (40200, 507680), (40736, 501000), (41750, 488832), (42752, 477375), (42880, 475950), (44756, 456000), (45600, 447560), (47595, 428800), (48000, 425182), (50100, 407360), (50250, 406144), (50768, 402000), (50920, 400800), (51456, 396625), (53440, 381900), (53600, 380760), (55945, 364800), (57000, 358048), (60800, 335670), (61104, 334000), (62625, 325888), (63460, 321600), (63650, 320640), (64128, 318250), (64320, 317300), (66800, 305520), (67000, 304608), (67134, 304000), (72960, 279725), (76000, 268536), (76152, 268000), (76380, 267200), (79325, 257280), (80160, 254600), (80400, 253840), (81472, 250500), (83500, 244416), (85760, 237975), (89512, 228000), (91200, 223780), (95190, 214400), (95475, 213760), (96000, 212591), (100200, 203680), (100500, 203072), (101536, 201000), (101840, 200400), (106880, 190950), (107200, 190380), (111890, 182400), (114000, 179024), (121600, 167835), (122208, 167000), (125250, 162944), (126920, 160800), (127300, 160320), (128256, 159125), (128640, 158650), (133600, 152760), (134000, 152304), (134268, 152000)]