20928754080

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:971

約数の個数: 576

約数和(自身を含む): 81551328768

約数和(自身を除く): 60622574688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 47, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 94, 96, 104, 108, 117, 120, 130, 135, 141, 144, 156, 160, 162, 180, 188, 195, 208, 216, 234, 235, 240, 243, 260, 270, 282, 288, 312, 324, 351, 360, 376, 390, 405, 416, 423, 432, 468, 470, 480, 486, 520, 540, 564, 585, 611, 624, 648, 702, 705, 720, 752, 780, 810, 846, 864, 881, 936, 940, 972, 1040, 1053, 1080, 1128, 1170, 1215, 1222, 1248, 1269, 1296, 1404, 1410, 1440, 1504, 1560, 1620, 1692, 1755, 1762, 1833, 1872, 1880, 1944, 2080, 2106, 2115, 2160, 2256, 2340, 2430, 2444, 2538, 2592, 2643, 2808, 2820, 3055, 3120, 3159, 3240, 3384, 3510, 3524, 3666, 3744, 3760, 3807, 3888, 4212, 4230, 4320, 4405, 4512, 4680, 4860, 4888, 5076, 5265, 5286, 5499, 5616, 5640, 6110, 6240, 6318, 6345, 6480, 6768, 7020, 7048, 7332, 7520, 7614, 7776, 7929, 8424, 8460, 8810, 9165, 9360, 9720, 9776, 10152, 10530, 10572, 10998, 11232, 11280, 11421, 11453, 12220, 12636, 12690, 12960, 13215, 13536, 14040, 14096, 14664, 15228, 15795, 15858, 16497, 16848, 16920, 17620, 18330, 18720, 19035, 19440, 19552, 20304, 21060, 21144, 21996, 22560, 22842, 22906, 23787, 24440, 25272, 25380, 26430, 27495, 28080, 28192, 29328, 30456, 31590, 31716, 32994, 33696, 33840, 34359, 35240, 36660, 38070, 38880, 39645, 40608, 41407, 42120, 42288, 43992, 45684, 45812, 47574, 48880, 49491, 50544, 50760, 52860, 54990, 56160, 57105, 57265, 58656, 60912, 63180, 63432, 65988, 67680, 68718, 70480, 71361, 73320, 76140, 79290, 82485, 82814, 84240, 84576, 87984, 91368, 91624, 95148, 97760, 98982, 101088, 101520, 103077, 105720, 109980, 114210, 114530, 118935, 121824, 124221, 126360, 126864, 131976, 137436, 140960, 142722, 146640, 148473, 152280, 158580, 164970, 165628, 168480, 171795, 175968, 182736, 183248, 190296, 197964, 203040, 206154, 207035, 211440, 214083, 219960, 228420, 229060, 237870, 247455, 248442, 252720, 253728, 263952, 274872, 285444, 293280, 296946, 304560, 309231, 317160, 329940, 331256, 343590, 356805, 365472, 366496, 372663, 380592, 395928, 412308, 414070, 422880, 428166, 439920, 456840, 458120, 475740, 494910, 496884, 505440, 515385, 527904, 538291, 549744, 570888, 593892, 609120, 618462, 621105, 634320, 659880, 662512, 687180, 713610, 742365, 745326, 761184, 791856, 824616, 828140, 856332, 879840, 913680, 916240, 927693, 951480, 989820, 993768, 1030770, 1070415, 1076582, 1099488, 1117989, 1141776, 1187784, 1236924, 1242210, 1268640, 1319760, 1325024, 1374360, 1427220, 1484730, 1490652, 1546155, 1583712, 1614873, 1649232, 1656280, 1712664, 1827360, 1832480, 1855386, 1863315, 1902960, 1979640, 1987536, 2061540, 2140830, 2153164, 2235978, 2283552, 2375568, 2473848, 2484420, 2639520, 2691455, 2748720, 2783079, 2854440, 2969460, 2981304, 3092310, 3229746, 3298464, 3312560, 3353967, 3425328, 3710772, 3726630, 3805920, 3959280, 3975072, 4123080, 4281660, 4306328, 4471956, 4638465, 4751136, 4844619, 4947696, 4968840, 5382910, 5497440, 5566158, 5589945, 5708880, 5938920, 5962608, 6184620, 6459492, 6625120, 6707934, 6850656, 7421544, 7453260, 7918560, 8074365, 8246160, 8563320, 8612656, 8943912, 9276930, 9689238, 9895392, 9937680, 10061901, 10765820, 11132316, 11179890, 11417760, 11877840, 11925216, 12369240, 12918984, 13415868, 13915395, 14533857, 14843088, 14906520, 16148730, 16492320, 16769835, 17126640, 17225312, 17887824, 18553860, 19378476, 19875360, 20123802, 21531640, 22264632, 22359780, 23755680, 24223095, 24738480, 25837968, 26831736, 27830790, 29067714, 29686176, 29813040, 32297460, 33539670, 34253280, 35775648, 37107720, 38756952, 40247604, 43063280, 43601571, 44529264, 44719560, 48446190, 49476960, 50309505, 51675936, 53663472, 55661580, 58135428, 59626080, 64594920, 67079340, 72669285, 74215440, 77513904, 80495208, 86126560, 87203142, 89058528, 89439120, 96892380, 100619010, 107326944, 111323160, 116270856, 129189840, 130804713, 134158680, 145338570, 148430880, 155027808, 160990416, 174406284, 178878240, 193784760, 201238020, 218007855, 222646320, 232541712, 258379680, 261609426, 268317360, 290677140, 321980832, 348812568, 387569520, 402476040, 436015710, 445292640, 465083424, 523218852, 536634720, 581354280, 654023565, 697625136, 775139040, 804952080, 872031420, 1046437704, 1162708560, 1308047130, 1395250272, 1609904160, 1744062840, 2092875408, 2325417120, 2616094260, 3488125680, 4185750816, 5232188520, 6976251360, 10464377040, 20928754080]

約数ペア:

[(1, 20928754080), (2, 10464377040), (3, 6976251360), (4, 5232188520), (5, 4185750816), (6, 3488125680), (8, 2616094260), (9, 2325417120), (10, 2092875408), (12, 1744062840), (13, 1609904160), (15, 1395250272), (16, 1308047130), (18, 1162708560), (20, 1046437704), (24, 872031420), (26, 804952080), (27, 775139040), (30, 697625136), (32, 654023565), (36, 581354280), (39, 536634720), (40, 523218852), (45, 465083424), (47, 445292640), (48, 436015710), (52, 402476040), (54, 387569520), (60, 348812568), (65, 321980832), (72, 290677140), (78, 268317360), (80, 261609426), (81, 258379680), (90, 232541712), (94, 222646320), (96, 218007855), (104, 201238020), (108, 193784760), (117, 178878240), (120, 174406284), (130, 160990416), (135, 155027808), (141, 148430880), (144, 145338570), (156, 134158680), (160, 130804713), (162, 129189840), (180, 116270856), (188, 111323160), (195, 107326944), (208, 100619010), (216, 96892380), (234, 89439120), (235, 89058528), (240, 87203142), (243, 86126560), (260, 80495208), (270, 77513904), (282, 74215440), (288, 72669285), (312, 67079340), (324, 64594920), (351, 59626080), (360, 58135428), (376, 55661580), (390, 53663472), (405, 51675936), (416, 50309505), (423, 49476960), (432, 48446190), (468, 44719560), (470, 44529264), (480, 43601571), (486, 43063280), (520, 40247604), (540, 38756952), (564, 37107720), (585, 35775648), (611, 34253280), (624, 33539670), (648, 32297460), (702, 29813040), (705, 29686176), (720, 29067714), (752, 27830790), (780, 26831736), (810, 25837968), (846, 24738480), (864, 24223095), (881, 23755680), (936, 22359780), (940, 22264632), (972, 21531640), (1040, 20123802), (1053, 19875360), (1080, 19378476), (1128, 18553860), (1170, 17887824), (1215, 17225312), (1222, 17126640), (1248, 16769835), (1269, 16492320), (1296, 16148730), (1404, 14906520), (1410, 14843088), (1440, 14533857), (1504, 13915395), (1560, 13415868), (1620, 12918984), (1692, 12369240), (1755, 11925216), (1762, 11877840), (1833, 11417760), (1872, 11179890), (1880, 11132316), (1944, 10765820), (2080, 10061901), (2106, 9937680), (2115, 9895392), (2160, 9689238), (2256, 9276930), (2340, 8943912), (2430, 8612656), (2444, 8563320), (2538, 8246160), (2592, 8074365), (2643, 7918560), (2808, 7453260), (2820, 7421544), (3055, 6850656), (3120, 6707934), (3159, 6625120), (3240, 6459492), (3384, 6184620), (3510, 5962608), (3524, 5938920), (3666, 5708880), (3744, 5589945), (3760, 5566158), (3807, 5497440), (3888, 5382910), (4212, 4968840), (4230, 4947696), (4320, 4844619), (4405, 4751136), (4512, 4638465), (4680, 4471956), (4860, 4306328), (4888, 4281660), (5076, 4123080), (5265, 3975072), (5286, 3959280), (5499, 3805920), (5616, 3726630), (5640, 3710772), (6110, 3425328), (6240, 3353967), (6318, 3312560), (6345, 3298464), (6480, 3229746), (6768, 3092310), (7020, 2981304), (7048, 2969460), (7332, 2854440), (7520, 2783079), (7614, 2748720), (7776, 2691455), (7929, 2639520), (8424, 2484420), (8460, 2473848), (8810, 2375568), (9165, 2283552), (9360, 2235978), (9720, 2153164), (9776, 2140830), (10152, 2061540), (10530, 1987536), (10572, 1979640), (10998, 1902960), (11232, 1863315), (11280, 1855386), (11421, 1832480), (11453, 1827360), (12220, 1712664), (12636, 1656280), (12690, 1649232), (12960, 1614873), (13215, 1583712), (13536, 1546155), (14040, 1490652), (14096, 1484730), (14664, 1427220), (15228, 1374360), (15795, 1325024), (15858, 1319760), (16497, 1268640), (16848, 1242210), (16920, 1236924), (17620, 1187784), (18330, 1141776), (18720, 1117989), (19035, 1099488), (19440, 1076582), (19552, 1070415), (20304, 1030770), (21060, 993768), (21144, 989820), (21996, 951480), (22560, 927693), (22842, 916240), (22906, 913680), (23787, 879840), (24440, 856332), (25272, 828140), (25380, 824616), (26430, 791856), (27495, 761184), (28080, 745326), (28192, 742365), (29328, 713610), (30456, 687180), (31590, 662512), (31716, 659880), (32994, 634320), (33696, 621105), (33840, 618462), (34359, 609120), (35240, 593892), (36660, 570888), (38070, 549744), (38880, 538291), (39645, 527904), (40608, 515385), (41407, 505440), (42120, 496884), (42288, 494910), (43992, 475740), (45684, 458120), (45812, 456840), (47574, 439920), (48880, 428166), (49491, 422880), (50544, 414070), (50760, 412308), (52860, 395928), (54990, 380592), (56160, 372663), (57105, 366496), (57265, 365472), (58656, 356805), (60912, 343590), (63180, 331256), (63432, 329940), (65988, 317160), (67680, 309231), (68718, 304560), (70480, 296946), (71361, 293280), (73320, 285444), (76140, 274872), (79290, 263952), (82485, 253728), (82814, 252720), (84240, 248442), (84576, 247455), (87984, 237870), (91368, 229060), (91624, 228420), (95148, 219960), (97760, 214083), (98982, 211440), (101088, 207035), (101520, 206154), (103077, 203040), (105720, 197964), (109980, 190296), (114210, 183248), (114530, 182736), (118935, 175968), (121824, 171795), (124221, 168480), (126360, 165628), (126864, 164970), (131976, 158580), (137436, 152280), (140960, 148473), (142722, 146640)]