7821457920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1051}}^1$

素因数の和:1116

約数の個数: 480

約数和(自身を含む): 30219583680

約数和(自身を除く): 22398125760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 32, 34, 36, 38, 40, 45, 48, 51, 57, 60, 64, 68, 72, 76, 80, 85, 90, 95, 96, 102, 114, 120, 128, 136, 144, 152, 153, 160, 170, 171, 180, 190, 192, 204, 228, 240, 255, 256, 272, 285, 288, 304, 306, 320, 323, 340, 342, 360, 380, 384, 408, 456, 480, 510, 512, 544, 570, 576, 608, 612, 640, 646, 680, 684, 720, 760, 765, 768, 816, 855, 912, 960, 969, 1020, 1051, 1088, 1140, 1152, 1216, 1224, 1280, 1292, 1360, 1368, 1440, 1520, 1530, 1536, 1615, 1632, 1710, 1824, 1920, 1938, 2040, 2102, 2176, 2280, 2304, 2432, 2448, 2560, 2584, 2720, 2736, 2880, 2907, 3040, 3060, 3153, 3230, 3264, 3420, 3648, 3840, 3876, 4080, 4204, 4352, 4560, 4608, 4845, 4864, 4896, 5168, 5255, 5440, 5472, 5760, 5814, 6080, 6120, 6306, 6460, 6528, 6840, 7296, 7680, 7752, 8160, 8408, 8704, 9120, 9459, 9690, 9728, 9792, 10336, 10510, 10880, 10944, 11520, 11628, 12160, 12240, 12612, 12920, 13056, 13680, 14535, 14592, 15504, 15765, 16320, 16816, 17867, 18240, 18918, 19380, 19584, 19969, 20672, 21020, 21760, 21888, 23040, 23256, 24320, 24480, 25224, 25840, 26112, 27360, 29070, 29184, 31008, 31530, 32640, 33632, 35734, 36480, 37836, 38760, 39168, 39938, 41344, 42040, 43520, 43776, 46512, 47295, 48640, 48960, 50448, 51680, 53601, 54720, 58140, 59907, 62016, 63060, 65280, 67264, 71468, 72960, 75672, 77520, 78336, 79876, 82688, 84080, 87552, 89335, 93024, 94590, 97920, 99845, 100896, 103360, 107202, 109440, 116280, 119814, 124032, 126120, 130560, 134528, 142936, 145920, 151344, 155040, 159752, 160803, 165376, 168160, 178670, 179721, 186048, 189180, 195840, 199690, 201792, 206720, 214404, 218880, 232560, 239628, 248064, 252240, 268005, 269056, 285872, 299535, 302688, 310080, 319504, 321606, 336320, 339473, 357340, 359442, 372096, 378360, 391680, 399380, 403584, 413440, 428808, 437760, 465120, 479256, 496128, 504480, 536010, 538112, 571744, 599070, 605376, 620160, 639008, 643212, 672640, 678946, 714680, 718884, 744192, 756720, 798760, 804015, 807168, 826880, 857616, 898605, 930240, 958512, 1008960, 1018419, 1072020, 1143488, 1198140, 1210752, 1240320, 1278016, 1286424, 1345280, 1357892, 1429360, 1437768, 1488384, 1513440, 1597520, 1608030, 1614336, 1697365, 1715232, 1797210, 1860480, 1917024, 2017920, 2036838, 2144040, 2286976, 2396280, 2421504, 2480640, 2556032, 2572848, 2690560, 2715784, 2858720, 2875536, 3026880, 3055257, 3195040, 3216060, 3394730, 3430464, 3594420, 3720960, 3834048, 4035840, 4073676, 4288080, 4573952, 4792560, 4843008, 5092095, 5112064, 5145696, 5431568, 5717440, 5751072, 6053760, 6110514, 6390080, 6432120, 6789460, 6860928, 7188840, 7441920, 7668096, 8071680, 8147352, 8576160, 9147904, 9585120, 10184190, 10224128, 10291392, 10863136, 11434880, 11502144, 12107520, 12221028, 12780160, 12864240, 13578920, 13721856, 14377680, 15276285, 15336192, 16294704, 17152320, 19170240, 20368380, 20582784, 21726272, 22869760, 23004288, 24215040, 24442056, 25560320, 25728480, 27157840, 27443712, 28755360, 30552570, 30672384, 32589408, 34304640, 38340480, 40736760, 41165568, 43452544, 45739520, 46008576, 48884112, 51120640, 51456960, 54315680, 57510720, 61105140, 65178816, 68609280, 76680960, 81473520, 82331136, 86905088, 92017152, 97768224, 102913920, 108631360, 115021440, 122210280, 130357632, 137218560, 153361920, 162947040, 173810176, 195536448, 205827840, 217262720, 230042880, 244420560, 260715264, 325894080, 391072896, 411655680, 434525440, 460085760, 488841120, 521430528, 651788160, 782145792, 869050880, 977682240, 1303576320, 1564291584, 1955364480, 2607152640, 3910728960, 7821457920]

約数ペア:

[(1, 7821457920), (2, 3910728960), (3, 2607152640), (4, 1955364480), (5, 1564291584), (6, 1303576320), (8, 977682240), (9, 869050880), (10, 782145792), (12, 651788160), (15, 521430528), (16, 488841120), (17, 460085760), (18, 434525440), (19, 411655680), (20, 391072896), (24, 325894080), (30, 260715264), (32, 244420560), (34, 230042880), (36, 217262720), (38, 205827840), (40, 195536448), (45, 173810176), (48, 162947040), (51, 153361920), (57, 137218560), (60, 130357632), (64, 122210280), (68, 115021440), (72, 108631360), (76, 102913920), (80, 97768224), (85, 92017152), (90, 86905088), (95, 82331136), (96, 81473520), (102, 76680960), (114, 68609280), (120, 65178816), (128, 61105140), (136, 57510720), (144, 54315680), (152, 51456960), (153, 51120640), (160, 48884112), (170, 46008576), (171, 45739520), (180, 43452544), (190, 41165568), (192, 40736760), (204, 38340480), (228, 34304640), (240, 32589408), (255, 30672384), (256, 30552570), (272, 28755360), (285, 27443712), (288, 27157840), (304, 25728480), (306, 25560320), (320, 24442056), (323, 24215040), (340, 23004288), (342, 22869760), (360, 21726272), (380, 20582784), (384, 20368380), (408, 19170240), (456, 17152320), (480, 16294704), (510, 15336192), (512, 15276285), (544, 14377680), (570, 13721856), (576, 13578920), (608, 12864240), (612, 12780160), (640, 12221028), (646, 12107520), (680, 11502144), (684, 11434880), (720, 10863136), (760, 10291392), (765, 10224128), (768, 10184190), (816, 9585120), (855, 9147904), (912, 8576160), (960, 8147352), (969, 8071680), (1020, 7668096), (1051, 7441920), (1088, 7188840), (1140, 6860928), (1152, 6789460), (1216, 6432120), (1224, 6390080), (1280, 6110514), (1292, 6053760), (1360, 5751072), (1368, 5717440), (1440, 5431568), (1520, 5145696), (1530, 5112064), (1536, 5092095), (1615, 4843008), (1632, 4792560), (1710, 4573952), (1824, 4288080), (1920, 4073676), (1938, 4035840), (2040, 3834048), (2102, 3720960), (2176, 3594420), (2280, 3430464), (2304, 3394730), (2432, 3216060), (2448, 3195040), (2560, 3055257), (2584, 3026880), (2720, 2875536), (2736, 2858720), (2880, 2715784), (2907, 2690560), (3040, 2572848), (3060, 2556032), (3153, 2480640), (3230, 2421504), (3264, 2396280), (3420, 2286976), (3648, 2144040), (3840, 2036838), (3876, 2017920), (4080, 1917024), (4204, 1860480), (4352, 1797210), (4560, 1715232), (4608, 1697365), (4845, 1614336), (4864, 1608030), (4896, 1597520), (5168, 1513440), (5255, 1488384), (5440, 1437768), (5472, 1429360), (5760, 1357892), (5814, 1345280), (6080, 1286424), (6120, 1278016), (6306, 1240320), (6460, 1210752), (6528, 1198140), (6840, 1143488), (7296, 1072020), (7680, 1018419), (7752, 1008960), (8160, 958512), (8408, 930240), (8704, 898605), (9120, 857616), (9459, 826880), (9690, 807168), (9728, 804015), (9792, 798760), (10336, 756720), (10510, 744192), (10880, 718884), (10944, 714680), (11520, 678946), (11628, 672640), (12160, 643212), (12240, 639008), (12612, 620160), (12920, 605376), (13056, 599070), (13680, 571744), (14535, 538112), (14592, 536010), (15504, 504480), (15765, 496128), (16320, 479256), (16816, 465120), (17867, 437760), (18240, 428808), (18918, 413440), (19380, 403584), (19584, 399380), (19969, 391680), (20672, 378360), (21020, 372096), (21760, 359442), (21888, 357340), (23040, 339473), (23256, 336320), (24320, 321606), (24480, 319504), (25224, 310080), (25840, 302688), (26112, 299535), (27360, 285872), (29070, 269056), (29184, 268005), (31008, 252240), (31530, 248064), (32640, 239628), (33632, 232560), (35734, 218880), (36480, 214404), (37836, 206720), (38760, 201792), (39168, 199690), (39938, 195840), (41344, 189180), (42040, 186048), (43520, 179721), (43776, 178670), (46512, 168160), (47295, 165376), (48640, 160803), (48960, 159752), (50448, 155040), (51680, 151344), (53601, 145920), (54720, 142936), (58140, 134528), (59907, 130560), (62016, 126120), (63060, 124032), (65280, 119814), (67264, 116280), (71468, 109440), (72960, 107202), (75672, 103360), (77520, 100896), (78336, 99845), (79876, 97920), (82688, 94590), (84080, 93024), (87552, 89335)]