20210922480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 640

約数和(自身を含む): 77755023360

約数和(自身を除く): 57544100880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 53, 56, 60, 69, 70, 71, 80, 84, 92, 105, 106, 112, 115, 120, 138, 139, 140, 142, 159, 161, 168, 184, 210, 212, 213, 230, 240, 265, 276, 278, 280, 284, 318, 322, 336, 345, 355, 368, 371, 417, 420, 424, 426, 460, 483, 497, 530, 552, 556, 560, 568, 636, 644, 690, 695, 710, 742, 795, 805, 834, 840, 848, 852, 920, 966, 973, 994, 1060, 1065, 1104, 1112, 1113, 1136, 1219, 1272, 1288, 1380, 1390, 1420, 1484, 1491, 1590, 1610, 1633, 1668, 1680, 1704, 1840, 1855, 1932, 1946, 1988, 2085, 2120, 2130, 2224, 2226, 2415, 2438, 2485, 2544, 2576, 2760, 2780, 2840, 2919, 2968, 2982, 3180, 3197, 3220, 3266, 3336, 3408, 3657, 3710, 3763, 3864, 3892, 3976, 4170, 4240, 4260, 4452, 4830, 4865, 4876, 4899, 4970, 5520, 5560, 5565, 5680, 5838, 5936, 5964, 6095, 6360, 6394, 6440, 6532, 6672, 7314, 7367, 7420, 7455, 7526, 7728, 7784, 7952, 8165, 8340, 8520, 8533, 8904, 9591, 9660, 9730, 9752, 9798, 9869, 9940, 11120, 11130, 11289, 11431, 11676, 11928, 12190, 12720, 12788, 12880, 13064, 14595, 14628, 14734, 14840, 14910, 15052, 15568, 15985, 16330, 16680, 17040, 17066, 17808, 18285, 18815, 19182, 19320, 19460, 19504, 19596, 19738, 19880, 22101, 22260, 22379, 22578, 22862, 23352, 23856, 24380, 24495, 25576, 25599, 26128, 26341, 29190, 29256, 29468, 29607, 29680, 29820, 30104, 31970, 32660, 33360, 34132, 34293, 36570, 36835, 37630, 38364, 38640, 38920, 39192, 39476, 39760, 42665, 44202, 44520, 44758, 45156, 45724, 46704, 47955, 48760, 48990, 49345, 51152, 51198, 51569, 52682, 56445, 57155, 58380, 58512, 58936, 59214, 59640, 60208, 63940, 65320, 67137, 68264, 68586, 69083, 73140, 73670, 75260, 76728, 77840, 78384, 78952, 79023, 85330, 86549, 88404, 89040, 89516, 90312, 91448, 95910, 97520, 97980, 98690, 102396, 103138, 105364, 110505, 111895, 112890, 114310, 116760, 117872, 118428, 119280, 127880, 127995, 130640, 131705, 134274, 136528, 137172, 138166, 146280, 147340, 148035, 150520, 153456, 154707, 157904, 158046, 169441, 170660, 171465, 173098, 176808, 179032, 180624, 182896, 191820, 195960, 197380, 204792, 206276, 207249, 210728, 221010, 223790, 225780, 226987, 228620, 233520, 236856, 255760, 255990, 257845, 259647, 263410, 268548, 274344, 276332, 292560, 294680, 296070, 301040, 309414, 316092, 335685, 338882, 341320, 342930, 345415, 346196, 353616, 358064, 383640, 391920, 394760, 395115, 409584, 412552, 414498, 421456, 432745, 442020, 447580, 451560, 453974, 457240, 473712, 508323, 511980, 515690, 519294, 523057, 526820, 537096, 548688, 552664, 589360, 592140, 605843, 618828, 632184, 671370, 677764, 680961, 682640, 685860, 690830, 692392, 767280, 773535, 789520, 790230, 825104, 828996, 847205, 865490, 884040, 895160, 903120, 907948, 914480, 1016646, 1023960, 1031380, 1036245, 1038588, 1046114, 1053640, 1074192, 1105328, 1134935, 1184280, 1186087, 1211686, 1237656, 1264368, 1298235, 1342740, 1355528, 1361922, 1371720, 1381660, 1384784, 1547070, 1569171, 1580460, 1588909, 1657992, 1694410, 1730980, 1768080, 1790320, 1815896, 1817529, 2033292, 2047920, 2062760, 2072490, 2077176, 2092228, 2107280, 2269870, 2368560, 2372174, 2423372, 2475312, 2541615, 2596470, 2615285, 2685480, 2711056, 2723844, 2743440, 2763320, 3029215, 3094140, 3138342, 3160920, 3177818, 3315984, 3388820, 3404805, 3461960, 3558261, 3631792, 3635058, 3661399, 4066584, 4125520, 4144980, 4154352, 4184456, 4539740, 4744348, 4766727, 4846744, 5083230, 5192940, 5230570, 5370960, 5447688, 5526640, 5930435, 6058430, 6188280, 6276684, 6321840, 6355636, 6777640, 6809610, 6923920, 7116522, 7270116, 7322798, 7845855, 7944545, 8133168, 8289960, 8368912, 9079480, 9087645, 9488696, 9533454, 9693488, 10166460, 10385880, 10461140, 10895376, 10984197, 11860870, 12030311, 12116860, 12376560, 12553368, 12711272, 13555280, 13619220, 14233044, 14540232, 14645596, 15691710, 15889090, 16579920, 17791305, 18158960, 18175290, 18306995, 18977392, 19066908, 20332920, 20771760, 20922280, 21968394, 23721740, 23833635, 24060622, 24233720, 25106736, 25422544, 27238440, 28466088, 29080464, 29291192, 31383420, 31778180, 35582610, 36090933, 36350580, 36613990, 38133816, 40665840, 41844560, 43936788, 47443480, 47667270, 48121244, 48467440, 54476880, 54920985, 56932176, 58582384, 60151555, 62766840, 63556360, 71165220, 72181866, 72701160, 73227980, 76267632, 84212177, 87873576, 94886960, 95334540, 96242488, 109841970, 120303110, 125533680, 127112720, 142330440, 144363732, 145402320, 146455960, 168424354, 175747152, 180454665, 190669080, 192484976, 219683940, 240606220, 252636531, 284660880, 288727464, 292911920, 336848708, 360909330, 381338160, 421060885, 439367880, 481212440, 505273062, 577454928, 673697416, 721818660, 842121770, 878735760, 962424880, 1010546124, 1263182655, 1347394832, 1443637320, 1684243540, 2021092248, 2526365310, 2887274640, 3368487080, 4042184496, 5052730620, 6736974160, 10105461240, 20210922480]

約数ペア:

[(1, 20210922480), (2, 10105461240), (3, 6736974160), (4, 5052730620), (5, 4042184496), (6, 3368487080), (7, 2887274640), (8, 2526365310), (10, 2021092248), (12, 1684243540), (14, 1443637320), (15, 1347394832), (16, 1263182655), (20, 1010546124), (21, 962424880), (23, 878735760), (24, 842121770), (28, 721818660), (30, 673697416), (35, 577454928), (40, 505273062), (42, 481212440), (46, 439367880), (48, 421060885), (53, 381338160), (56, 360909330), (60, 336848708), (69, 292911920), (70, 288727464), (71, 284660880), (80, 252636531), (84, 240606220), (92, 219683940), (105, 192484976), (106, 190669080), (112, 180454665), (115, 175747152), (120, 168424354), (138, 146455960), (139, 145402320), (140, 144363732), (142, 142330440), (159, 127112720), (161, 125533680), (168, 120303110), (184, 109841970), (210, 96242488), (212, 95334540), (213, 94886960), (230, 87873576), (240, 84212177), (265, 76267632), (276, 73227980), (278, 72701160), (280, 72181866), (284, 71165220), (318, 63556360), (322, 62766840), (336, 60151555), (345, 58582384), (355, 56932176), (368, 54920985), (371, 54476880), (417, 48467440), (420, 48121244), (424, 47667270), (426, 47443480), (460, 43936788), (483, 41844560), (497, 40665840), (530, 38133816), (552, 36613990), (556, 36350580), (560, 36090933), (568, 35582610), (636, 31778180), (644, 31383420), (690, 29291192), (695, 29080464), (710, 28466088), (742, 27238440), (795, 25422544), (805, 25106736), (834, 24233720), (840, 24060622), (848, 23833635), (852, 23721740), (920, 21968394), (966, 20922280), (973, 20771760), (994, 20332920), (1060, 19066908), (1065, 18977392), (1104, 18306995), (1112, 18175290), (1113, 18158960), (1136, 17791305), (1219, 16579920), (1272, 15889090), (1288, 15691710), (1380, 14645596), (1390, 14540232), (1420, 14233044), (1484, 13619220), (1491, 13555280), (1590, 12711272), (1610, 12553368), (1633, 12376560), (1668, 12116860), (1680, 12030311), (1704, 11860870), (1840, 10984197), (1855, 10895376), (1932, 10461140), (1946, 10385880), (1988, 10166460), (2085, 9693488), (2120, 9533454), (2130, 9488696), (2224, 9087645), (2226, 9079480), (2415, 8368912), (2438, 8289960), (2485, 8133168), (2544, 7944545), (2576, 7845855), (2760, 7322798), (2780, 7270116), (2840, 7116522), (2919, 6923920), (2968, 6809610), (2982, 6777640), (3180, 6355636), (3197, 6321840), (3220, 6276684), (3266, 6188280), (3336, 6058430), (3408, 5930435), (3657, 5526640), (3710, 5447688), (3763, 5370960), (3864, 5230570), (3892, 5192940), (3976, 5083230), (4170, 4846744), (4240, 4766727), (4260, 4744348), (4452, 4539740), (4830, 4184456), (4865, 4154352), (4876, 4144980), (4899, 4125520), (4970, 4066584), (5520, 3661399), (5560, 3635058), (5565, 3631792), (5680, 3558261), (5838, 3461960), (5936, 3404805), (5964, 3388820), (6095, 3315984), (6360, 3177818), (6394, 3160920), (6440, 3138342), (6532, 3094140), (6672, 3029215), (7314, 2763320), (7367, 2743440), (7420, 2723844), (7455, 2711056), (7526, 2685480), (7728, 2615285), (7784, 2596470), (7952, 2541615), (8165, 2475312), (8340, 2423372), (8520, 2372174), (8533, 2368560), (8904, 2269870), (9591, 2107280), (9660, 2092228), (9730, 2077176), (9752, 2072490), (9798, 2062760), (9869, 2047920), (9940, 2033292), (11120, 1817529), (11130, 1815896), (11289, 1790320), (11431, 1768080), (11676, 1730980), (11928, 1694410), (12190, 1657992), (12720, 1588909), (12788, 1580460), (12880, 1569171), (13064, 1547070), (14595, 1384784), (14628, 1381660), (14734, 1371720), (14840, 1361922), (14910, 1355528), (15052, 1342740), (15568, 1298235), (15985, 1264368), (16330, 1237656), (16680, 1211686), (17040, 1186087), (17066, 1184280), (17808, 1134935), (18285, 1105328), (18815, 1074192), (19182, 1053640), (19320, 1046114), (19460, 1038588), (19504, 1036245), (19596, 1031380), (19738, 1023960), (19880, 1016646), (22101, 914480), (22260, 907948), (22379, 903120), (22578, 895160), (22862, 884040), (23352, 865490), (23856, 847205), (24380, 828996), (24495, 825104), (25576, 790230), (25599, 789520), (26128, 773535), (26341, 767280), (29190, 692392), (29256, 690830), (29468, 685860), (29607, 682640), (29680, 680961), (29820, 677764), (30104, 671370), (31970, 632184), (32660, 618828), (33360, 605843), (34132, 592140), (34293, 589360), (36570, 552664), (36835, 548688), (37630, 537096), (38364, 526820), (38640, 523057), (38920, 519294), (39192, 515690), (39476, 511980), (39760, 508323), (42665, 473712), (44202, 457240), (44520, 453974), (44758, 451560), (45156, 447580), (45724, 442020), (46704, 432745), (47955, 421456), (48760, 414498), (48990, 412552), (49345, 409584), (51152, 395115), (51198, 394760), (51569, 391920), (52682, 383640), (56445, 358064), (57155, 353616), (58380, 346196), (58512, 345415), (58936, 342930), (59214, 341320), (59640, 338882), (60208, 335685), (63940, 316092), (65320, 309414), (67137, 301040), (68264, 296070), (68586, 294680), (69083, 292560), (73140, 276332), (73670, 274344), (75260, 268548), (76728, 263410), (77840, 259647), (78384, 257845), (78952, 255990), (79023, 255760), (85330, 236856), (86549, 233520), (88404, 228620), (89040, 226987), (89516, 225780), (90312, 223790), (91448, 221010), (95910, 210728), (97520, 207249), (97980, 206276), (98690, 204792), (102396, 197380), (103138, 195960), (105364, 191820), (110505, 182896), (111895, 180624), (112890, 179032), (114310, 176808), (116760, 173098), (117872, 171465), (118428, 170660), (119280, 169441), (127880, 158046), (127995, 157904), (130640, 154707), (131705, 153456), (134274, 150520), (136528, 148035), (137172, 147340), (138166, 146280)]