20449782080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1607}}^1$

素因数の和:1686

約数の個数: 448

約数和(自身を含む): 65871912960

約数和(自身を除く): 45422130880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 23, 26, 28, 32, 35, 38, 40, 46, 52, 56, 64, 65, 70, 76, 80, 91, 92, 95, 104, 112, 115, 130, 133, 140, 152, 160, 161, 182, 184, 190, 208, 224, 230, 247, 260, 266, 280, 299, 304, 320, 322, 364, 368, 380, 416, 437, 448, 455, 460, 494, 520, 532, 560, 598, 608, 644, 665, 728, 736, 760, 805, 832, 874, 910, 920, 988, 1040, 1064, 1120, 1196, 1216, 1235, 1288, 1330, 1456, 1472, 1495, 1520, 1607, 1610, 1729, 1748, 1820, 1840, 1976, 2080, 2093, 2128, 2185, 2240, 2392, 2470, 2576, 2660, 2912, 2990, 3040, 3059, 3214, 3220, 3458, 3496, 3640, 3680, 3952, 4160, 4186, 4256, 4370, 4784, 4940, 5152, 5320, 5681, 5824, 5980, 6080, 6118, 6428, 6440, 6916, 6992, 7280, 7360, 7904, 8035, 8372, 8512, 8645, 8740, 9568, 9880, 10304, 10465, 10640, 11249, 11362, 11960, 12236, 12856, 12880, 13832, 13984, 14560, 15295, 15808, 16070, 16744, 17290, 17480, 19136, 19760, 20891, 20930, 21280, 22498, 22724, 23920, 24472, 25712, 25760, 27664, 27968, 28405, 29120, 30533, 30590, 32140, 33488, 34580, 34960, 36961, 39520, 39767, 41782, 41860, 42560, 44996, 45448, 47840, 48944, 51424, 51520, 55328, 56245, 56810, 61066, 61180, 64280, 66976, 69160, 69920, 73922, 79040, 79534, 83564, 83720, 89992, 90896, 95680, 97888, 102848, 104455, 110656, 112490, 113620, 122132, 122360, 128560, 133952, 138320, 139840, 146237, 147844, 152665, 159068, 167128, 167440, 179984, 181792, 184805, 195776, 198835, 208910, 213731, 224980, 227240, 244264, 244720, 257120, 258727, 276640, 292474, 295688, 305330, 318136, 334256, 334880, 359968, 363584, 369610, 396929, 397670, 417820, 427462, 449960, 454480, 480493, 488528, 489440, 514240, 517454, 553280, 584948, 591376, 610660, 636272, 668512, 669760, 702259, 719936, 731185, 739220, 793858, 795340, 835640, 854924, 899920, 908960, 960986, 977056, 978880, 1034908, 1068655, 1169896, 1182752, 1221320, 1272544, 1293635, 1337024, 1404518, 1462370, 1478440, 1587716, 1590680, 1671280, 1709848, 1799840, 1817920, 1921972, 1954112, 1984645, 2069816, 2137310, 2339792, 2365504, 2402465, 2442640, 2545088, 2587270, 2778503, 2809036, 2924740, 2956880, 3175432, 3181360, 3342560, 3363451, 3419696, 3511295, 3599680, 3843944, 3969290, 4139632, 4274620, 4679584, 4804930, 4885280, 4915813, 5174540, 5557006, 5618072, 5849480, 5913760, 6350864, 6362720, 6685120, 6726902, 6839392, 7022590, 7687888, 7938580, 8279264, 8549240, 9129367, 9359168, 9609860, 9770560, 9831626, 10349080, 11114012, 11236144, 11698960, 11827520, 12701728, 12725440, 13453804, 13678784, 13892515, 14045180, 15375776, 15877160, 16558528, 16817255, 17098480, 18258734, 19219720, 19663252, 20698160, 22228024, 22472288, 23397920, 24579065, 25403456, 26907608, 27785030, 28090360, 30751552, 31754320, 33634510, 34196960, 36517468, 38439440, 39326504, 41396320, 44456048, 44944576, 45646835, 46795840, 49158130, 53815216, 55570060, 56180720, 63508640, 63905569, 67269020, 68393920, 73034936, 76878880, 78653008, 82792640, 88912096, 91293670, 98316260, 107630432, 111140120, 112361440, 127017280, 127811138, 134538040, 146069872, 153757760, 157306016, 177824192, 182587340, 196632520, 215260864, 222280240, 224722880, 255622276, 269076080, 292139744, 314612032, 319527845, 365174680, 393265040, 444560480, 511244552, 538152160, 584279488, 639055690, 730349360, 786530080, 889120960, 1022489104, 1076304320, 1278111380, 1460698720, 1573060160, 2044978208, 2556222760, 2921397440, 4089956416, 5112445520, 10224891040, 20449782080]

約数ペア:

[(1, 20449782080), (2, 10224891040), (4, 5112445520), (5, 4089956416), (7, 2921397440), (8, 2556222760), (10, 2044978208), (13, 1573060160), (14, 1460698720), (16, 1278111380), (19, 1076304320), (20, 1022489104), (23, 889120960), (26, 786530080), (28, 730349360), (32, 639055690), (35, 584279488), (38, 538152160), (40, 511244552), (46, 444560480), (52, 393265040), (56, 365174680), (64, 319527845), (65, 314612032), (70, 292139744), (76, 269076080), (80, 255622276), (91, 224722880), (92, 222280240), (95, 215260864), (104, 196632520), (112, 182587340), (115, 177824192), (130, 157306016), (133, 153757760), (140, 146069872), (152, 134538040), (160, 127811138), (161, 127017280), (182, 112361440), (184, 111140120), (190, 107630432), (208, 98316260), (224, 91293670), (230, 88912096), (247, 82792640), (260, 78653008), (266, 76878880), (280, 73034936), (299, 68393920), (304, 67269020), (320, 63905569), (322, 63508640), (364, 56180720), (368, 55570060), (380, 53815216), (416, 49158130), (437, 46795840), (448, 45646835), (455, 44944576), (460, 44456048), (494, 41396320), (520, 39326504), (532, 38439440), (560, 36517468), (598, 34196960), (608, 33634510), (644, 31754320), (665, 30751552), (728, 28090360), (736, 27785030), (760, 26907608), (805, 25403456), (832, 24579065), (874, 23397920), (910, 22472288), (920, 22228024), (988, 20698160), (1040, 19663252), (1064, 19219720), (1120, 18258734), (1196, 17098480), (1216, 16817255), (1235, 16558528), (1288, 15877160), (1330, 15375776), (1456, 14045180), (1472, 13892515), (1495, 13678784), (1520, 13453804), (1607, 12725440), (1610, 12701728), (1729, 11827520), (1748, 11698960), (1820, 11236144), (1840, 11114012), (1976, 10349080), (2080, 9831626), (2093, 9770560), (2128, 9609860), (2185, 9359168), (2240, 9129367), (2392, 8549240), (2470, 8279264), (2576, 7938580), (2660, 7687888), (2912, 7022590), (2990, 6839392), (3040, 6726902), (3059, 6685120), (3214, 6362720), (3220, 6350864), (3458, 5913760), (3496, 5849480), (3640, 5618072), (3680, 5557006), (3952, 5174540), (4160, 4915813), (4186, 4885280), (4256, 4804930), (4370, 4679584), (4784, 4274620), (4940, 4139632), (5152, 3969290), (5320, 3843944), (5681, 3599680), (5824, 3511295), (5980, 3419696), (6080, 3363451), (6118, 3342560), (6428, 3181360), (6440, 3175432), (6916, 2956880), (6992, 2924740), (7280, 2809036), (7360, 2778503), (7904, 2587270), (8035, 2545088), (8372, 2442640), (8512, 2402465), (8645, 2365504), (8740, 2339792), (9568, 2137310), (9880, 2069816), (10304, 1984645), (10465, 1954112), (10640, 1921972), (11249, 1817920), (11362, 1799840), (11960, 1709848), (12236, 1671280), (12856, 1590680), (12880, 1587716), (13832, 1478440), (13984, 1462370), (14560, 1404518), (15295, 1337024), (15808, 1293635), (16070, 1272544), (16744, 1221320), (17290, 1182752), (17480, 1169896), (19136, 1068655), (19760, 1034908), (20891, 978880), (20930, 977056), (21280, 960986), (22498, 908960), (22724, 899920), (23920, 854924), (24472, 835640), (25712, 795340), (25760, 793858), (27664, 739220), (27968, 731185), (28405, 719936), (29120, 702259), (30533, 669760), (30590, 668512), (32140, 636272), (33488, 610660), (34580, 591376), (34960, 584948), (36961, 553280), (39520, 517454), (39767, 514240), (41782, 489440), (41860, 488528), (42560, 480493), (44996, 454480), (45448, 449960), (47840, 427462), (48944, 417820), (51424, 397670), (51520, 396929), (55328, 369610), (56245, 363584), (56810, 359968), (61066, 334880), (61180, 334256), (64280, 318136), (66976, 305330), (69160, 295688), (69920, 292474), (73922, 276640), (79040, 258727), (79534, 257120), (83564, 244720), (83720, 244264), (89992, 227240), (90896, 224980), (95680, 213731), (97888, 208910), (102848, 198835), (104455, 195776), (110656, 184805), (112490, 181792), (113620, 179984), (122132, 167440), (122360, 167128), (128560, 159068), (133952, 152665), (138320, 147844), (139840, 146237)]