20181688560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{4817}}^1$

素因数の和:4893

約数の個数: 360

約数和(自身を含む): 77308895664

約数和(自身を除く): 57127207104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 23, 24, 30, 33, 36, 40, 44, 45, 46, 48, 55, 60, 66, 69, 72, 80, 88, 90, 92, 99, 110, 115, 120, 132, 138, 144, 165, 176, 180, 184, 198, 207, 220, 230, 240, 253, 264, 276, 330, 345, 360, 368, 396, 414, 440, 460, 495, 506, 528, 529, 552, 660, 690, 720, 759, 792, 828, 880, 920, 990, 1012, 1035, 1058, 1104, 1265, 1320, 1380, 1518, 1584, 1587, 1656, 1840, 1980, 2024, 2070, 2116, 2277, 2530, 2640, 2645, 2760, 3036, 3174, 3312, 3795, 3960, 4048, 4140, 4232, 4554, 4761, 4817, 5060, 5290, 5520, 5819, 6072, 6348, 7590, 7920, 7935, 8280, 8464, 9108, 9522, 9634, 10120, 10580, 11385, 11638, 12144, 12696, 14451, 15180, 15870, 16560, 17457, 18216, 19044, 19268, 20240, 21160, 22770, 23276, 23805, 24085, 25392, 28902, 29095, 30360, 31740, 34914, 36432, 38088, 38536, 42320, 43353, 45540, 46552, 47610, 48170, 52371, 52987, 57804, 58190, 60720, 63480, 69828, 72255, 76176, 77072, 86706, 87285, 91080, 93104, 95220, 96340, 104742, 105974, 110791, 115608, 116380, 126960, 139656, 144510, 158961, 173412, 174570, 182160, 190440, 192680, 209484, 211948, 216765, 221582, 231216, 232760, 261855, 264935, 279312, 289020, 317922, 332373, 346824, 349140, 380880, 385360, 418968, 423896, 433530, 443164, 465520, 476883, 523710, 529870, 553955, 578040, 635844, 664746, 693648, 698280, 794805, 837936, 847792, 867060, 886328, 953766, 997119, 1047420, 1059740, 1107910, 1156080, 1218701, 1271688, 1329492, 1396560, 1589610, 1661865, 1734120, 1772656, 1907532, 1994238, 2094840, 2119480, 2215820, 2384415, 2437402, 2543376, 2548193, 2658984, 3179220, 3323730, 3468240, 3656103, 3815064, 3988476, 4189680, 4238960, 4431640, 4768830, 4874804, 4985595, 5096386, 5317968, 6093505, 6358440, 6647460, 7312206, 7630128, 7644579, 7976952, 8863280, 9537660, 9749608, 9971190, 10192772, 10968309, 12187010, 12716880, 12740965, 13294920, 14624412, 15289158, 15953904, 18280515, 19075320, 19499216, 19942380, 20385544, 21936618, 22933737, 24374020, 25481930, 26589840, 28030123, 29248824, 30578316, 36561030, 38150640, 38222895, 39884760, 40771088, 43873236, 45867474, 48748040, 50963860, 54841545, 56060246, 58497648, 61156632, 73122060, 76445790, 79769520, 84090369, 87746472, 91734948, 97496080, 101927720, 109683090, 112120492, 114668685, 122313264, 140150615, 146244120, 152891580, 168180738, 175492944, 183469896, 203855440, 219366180, 224240984, 229337370, 252271107, 280301230, 292488240, 305783160, 336361476, 366939792, 420451845, 438732360, 448481968, 458674740, 504542214, 560602460, 611566320, 672722952, 840903690, 877464720, 917349480, 1009084428, 1121204920, 1261355535, 1345445904, 1681807380, 1834698960, 2018168856, 2242409840, 2522711070, 3363614760, 4036337712, 5045422140, 6727229520, 10090844280, 20181688560]

約数ペア:

[(1, 20181688560), (2, 10090844280), (3, 6727229520), (4, 5045422140), (5, 4036337712), (6, 3363614760), (8, 2522711070), (9, 2242409840), (10, 2018168856), (11, 1834698960), (12, 1681807380), (15, 1345445904), (16, 1261355535), (18, 1121204920), (20, 1009084428), (22, 917349480), (23, 877464720), (24, 840903690), (30, 672722952), (33, 611566320), (36, 560602460), (40, 504542214), (44, 458674740), (45, 448481968), (46, 438732360), (48, 420451845), (55, 366939792), (60, 336361476), (66, 305783160), (69, 292488240), (72, 280301230), (80, 252271107), (88, 229337370), (90, 224240984), (92, 219366180), (99, 203855440), (110, 183469896), (115, 175492944), (120, 168180738), (132, 152891580), (138, 146244120), (144, 140150615), (165, 122313264), (176, 114668685), (180, 112120492), (184, 109683090), (198, 101927720), (207, 97496080), (220, 91734948), (230, 87746472), (240, 84090369), (253, 79769520), (264, 76445790), (276, 73122060), (330, 61156632), (345, 58497648), (360, 56060246), (368, 54841545), (396, 50963860), (414, 48748040), (440, 45867474), (460, 43873236), (495, 40771088), (506, 39884760), (528, 38222895), (529, 38150640), (552, 36561030), (660, 30578316), (690, 29248824), (720, 28030123), (759, 26589840), (792, 25481930), (828, 24374020), (880, 22933737), (920, 21936618), (990, 20385544), (1012, 19942380), (1035, 19499216), (1058, 19075320), (1104, 18280515), (1265, 15953904), (1320, 15289158), (1380, 14624412), (1518, 13294920), (1584, 12740965), (1587, 12716880), (1656, 12187010), (1840, 10968309), (1980, 10192772), (2024, 9971190), (2070, 9749608), (2116, 9537660), (2277, 8863280), (2530, 7976952), (2640, 7644579), (2645, 7630128), (2760, 7312206), (3036, 6647460), (3174, 6358440), (3312, 6093505), (3795, 5317968), (3960, 5096386), (4048, 4985595), (4140, 4874804), (4232, 4768830), (4554, 4431640), (4761, 4238960), (4817, 4189680), (5060, 3988476), (5290, 3815064), (5520, 3656103), (5819, 3468240), (6072, 3323730), (6348, 3179220), (7590, 2658984), (7920, 2548193), (7935, 2543376), (8280, 2437402), (8464, 2384415), (9108, 2215820), (9522, 2119480), (9634, 2094840), (10120, 1994238), (10580, 1907532), (11385, 1772656), (11638, 1734120), (12144, 1661865), (12696, 1589610), (14451, 1396560), (15180, 1329492), (15870, 1271688), (16560, 1218701), (17457, 1156080), (18216, 1107910), (19044, 1059740), (19268, 1047420), (20240, 997119), (21160, 953766), (22770, 886328), (23276, 867060), (23805, 847792), (24085, 837936), (25392, 794805), (28902, 698280), (29095, 693648), (30360, 664746), (31740, 635844), (34914, 578040), (36432, 553955), (38088, 529870), (38536, 523710), (42320, 476883), (43353, 465520), (45540, 443164), (46552, 433530), (47610, 423896), (48170, 418968), (52371, 385360), (52987, 380880), (57804, 349140), (58190, 346824), (60720, 332373), (63480, 317922), (69828, 289020), (72255, 279312), (76176, 264935), (77072, 261855), (86706, 232760), (87285, 231216), (91080, 221582), (93104, 216765), (95220, 211948), (96340, 209484), (104742, 192680), (105974, 190440), (110791, 182160), (115608, 174570), (116380, 173412), (126960, 158961), (139656, 144510)]