20837971840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 512

約数和(自身を含む): 63452160000

約数和(自身を除く): 42614188160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 53, 56, 62, 64, 70, 76, 80, 95, 106, 112, 124, 128, 133, 140, 149, 152, 155, 160, 190, 212, 217, 224, 248, 265, 266, 280, 298, 304, 310, 320, 371, 380, 424, 434, 448, 496, 530, 532, 560, 589, 596, 608, 620, 640, 665, 742, 745, 760, 848, 868, 896, 992, 1007, 1043, 1060, 1064, 1085, 1120, 1178, 1192, 1216, 1240, 1330, 1484, 1490, 1520, 1643, 1696, 1736, 1855, 1984, 2014, 2086, 2120, 2128, 2170, 2240, 2356, 2384, 2432, 2480, 2660, 2831, 2945, 2968, 2980, 3040, 3286, 3392, 3472, 3710, 3968, 4028, 4123, 4172, 4240, 4256, 4340, 4480, 4619, 4712, 4768, 4960, 5035, 5215, 5320, 5662, 5890, 5936, 5960, 6080, 6572, 6784, 6944, 7049, 7420, 7897, 8056, 8215, 8246, 8344, 8480, 8512, 8680, 9238, 9424, 9536, 9920, 10070, 10430, 10640, 11324, 11501, 11780, 11872, 11920, 12160, 13144, 13888, 14098, 14155, 14840, 15794, 16112, 16430, 16492, 16688, 16960, 17024, 17360, 18476, 18848, 19072, 19817, 19840, 20140, 20615, 20860, 21280, 22648, 23002, 23095, 23560, 23744, 23840, 26288, 27776, 28196, 28310, 29680, 31217, 31588, 32224, 32333, 32860, 32984, 33376, 33920, 34720, 35245, 36952, 37696, 39485, 39634, 40280, 41230, 41720, 42560, 45296, 46004, 46190, 47120, 47488, 47680, 52576, 55279, 56392, 56620, 57505, 59360, 62434, 63176, 64448, 64666, 65720, 65968, 66752, 69440, 70490, 73904, 75392, 78970, 79268, 80560, 82460, 83440, 85120, 87761, 90592, 92008, 92380, 94240, 95360, 99085, 105152, 110558, 112784, 113240, 115010, 118720, 124868, 126352, 128896, 129332, 131440, 131936, 133504, 138880, 140980, 147808, 150043, 156085, 157940, 158536, 161120, 161665, 164920, 166880, 175522, 181184, 184016, 184760, 188480, 198170, 210304, 218519, 221116, 225568, 226480, 230020, 237440, 244807, 249736, 252704, 258664, 262880, 263872, 276395, 281960, 295616, 300086, 312170, 315880, 317072, 322240, 323330, 329840, 333760, 351044, 362368, 368032, 369520, 376960, 396340, 437038, 438805, 442232, 451136, 452960, 460040, 489614, 499472, 505408, 517328, 525760, 527744, 552790, 563920, 591232, 600172, 614327, 624340, 631760, 634144, 644480, 646660, 659680, 667520, 702088, 736064, 739040, 750215, 792680, 874076, 877610, 884464, 902272, 905920, 920080, 979228, 998944, 1010816, 1034656, 1050301, 1051520, 1092595, 1105580, 1127840, 1200344, 1224035, 1228654, 1248680, 1263520, 1268288, 1293320, 1319360, 1404176, 1472128, 1478080, 1500430, 1585360, 1713649, 1748152, 1755220, 1768928, 1811840, 1840160, 1958456, 1997888, 2069312, 2100602, 2185190, 2211160, 2255680, 2400688, 2448070, 2457308, 2497360, 2527040, 2536576, 2586640, 2638720, 2808352, 2956160, 3000860, 3071635, 3170720, 3427298, 3496304, 3510440, 3537856, 3680320, 3916912, 3995776, 4138624, 4201204, 4370380, 4422320, 4511360, 4651333, 4801376, 4896140, 4914616, 4994720, 5054080, 5173280, 5251505, 5616704, 6001720, 6143270, 6341440, 6854596, 6992608, 7020880, 7075712, 7360640, 7833824, 8402408, 8568245, 8740760, 8844640, 9302666, 9602752, 9792280, 9829232, 9989440, 10346560, 10503010, 11233408, 12003440, 12286540, 12682880, 13709192, 13985216, 14041760, 15667648, 16804816, 17136490, 17481520, 17689280, 18605332, 19205504, 19584560, 19658464, 19978880, 20693120, 21006020, 23256665, 24006880, 24573080, 27418384, 27970432, 28083520, 31335296, 32559331, 33609632, 34272980, 34963040, 35378560, 37210664, 39169120, 39316928, 42012040, 46513330, 48013760, 49146160, 54836768, 56167040, 65118662, 67219264, 68545960, 69926080, 74421328, 78338240, 78633856, 84024080, 93026660, 96027520, 98292320, 109673536, 130237324, 134438528, 137091920, 139852160, 148842656, 156676480, 162796655, 168048160, 186053320, 196584640, 219347072, 260474648, 274183840, 297685312, 325593310, 336096320, 372106640, 393169280, 520949296, 548367680, 595370624, 651186620, 672192640, 744213280, 1041898592, 1096735360, 1302373240, 1488426560, 2083797184, 2604746480, 2976853120, 4167594368, 5209492960, 10418985920, 20837971840]

約数ペア:

[(1, 20837971840), (2, 10418985920), (4, 5209492960), (5, 4167594368), (7, 2976853120), (8, 2604746480), (10, 2083797184), (14, 1488426560), (16, 1302373240), (19, 1096735360), (20, 1041898592), (28, 744213280), (31, 672192640), (32, 651186620), (35, 595370624), (38, 548367680), (40, 520949296), (53, 393169280), (56, 372106640), (62, 336096320), (64, 325593310), (70, 297685312), (76, 274183840), (80, 260474648), (95, 219347072), (106, 196584640), (112, 186053320), (124, 168048160), (128, 162796655), (133, 156676480), (140, 148842656), (149, 139852160), (152, 137091920), (155, 134438528), (160, 130237324), (190, 109673536), (212, 98292320), (217, 96027520), (224, 93026660), (248, 84024080), (265, 78633856), (266, 78338240), (280, 74421328), (298, 69926080), (304, 68545960), (310, 67219264), (320, 65118662), (371, 56167040), (380, 54836768), (424, 49146160), (434, 48013760), (448, 46513330), (496, 42012040), (530, 39316928), (532, 39169120), (560, 37210664), (589, 35378560), (596, 34963040), (608, 34272980), (620, 33609632), (640, 32559331), (665, 31335296), (742, 28083520), (745, 27970432), (760, 27418384), (848, 24573080), (868, 24006880), (896, 23256665), (992, 21006020), (1007, 20693120), (1043, 19978880), (1060, 19658464), (1064, 19584560), (1085, 19205504), (1120, 18605332), (1178, 17689280), (1192, 17481520), (1216, 17136490), (1240, 16804816), (1330, 15667648), (1484, 14041760), (1490, 13985216), (1520, 13709192), (1643, 12682880), (1696, 12286540), (1736, 12003440), (1855, 11233408), (1984, 10503010), (2014, 10346560), (2086, 9989440), (2120, 9829232), (2128, 9792280), (2170, 9602752), (2240, 9302666), (2356, 8844640), (2384, 8740760), (2432, 8568245), (2480, 8402408), (2660, 7833824), (2831, 7360640), (2945, 7075712), (2968, 7020880), (2980, 6992608), (3040, 6854596), (3286, 6341440), (3392, 6143270), (3472, 6001720), (3710, 5616704), (3968, 5251505), (4028, 5173280), (4123, 5054080), (4172, 4994720), (4240, 4914616), (4256, 4896140), (4340, 4801376), (4480, 4651333), (4619, 4511360), (4712, 4422320), (4768, 4370380), (4960, 4201204), (5035, 4138624), (5215, 3995776), (5320, 3916912), (5662, 3680320), (5890, 3537856), (5936, 3510440), (5960, 3496304), (6080, 3427298), (6572, 3170720), (6784, 3071635), (6944, 3000860), (7049, 2956160), (7420, 2808352), (7897, 2638720), (8056, 2586640), (8215, 2536576), (8246, 2527040), (8344, 2497360), (8480, 2457308), (8512, 2448070), (8680, 2400688), (9238, 2255680), (9424, 2211160), (9536, 2185190), (9920, 2100602), (10070, 2069312), (10430, 1997888), (10640, 1958456), (11324, 1840160), (11501, 1811840), (11780, 1768928), (11872, 1755220), (11920, 1748152), (12160, 1713649), (13144, 1585360), (13888, 1500430), (14098, 1478080), (14155, 1472128), (14840, 1404176), (15794, 1319360), (16112, 1293320), (16430, 1268288), (16492, 1263520), (16688, 1248680), (16960, 1228654), (17024, 1224035), (17360, 1200344), (18476, 1127840), (18848, 1105580), (19072, 1092595), (19817, 1051520), (19840, 1050301), (20140, 1034656), (20615, 1010816), (20860, 998944), (21280, 979228), (22648, 920080), (23002, 905920), (23095, 902272), (23560, 884464), (23744, 877610), (23840, 874076), (26288, 792680), (27776, 750215), (28196, 739040), (28310, 736064), (29680, 702088), (31217, 667520), (31588, 659680), (32224, 646660), (32333, 644480), (32860, 634144), (32984, 631760), (33376, 624340), (33920, 614327), (34720, 600172), (35245, 591232), (36952, 563920), (37696, 552790), (39485, 527744), (39634, 525760), (40280, 517328), (41230, 505408), (41720, 499472), (42560, 489614), (45296, 460040), (46004, 452960), (46190, 451136), (47120, 442232), (47488, 438805), (47680, 437038), (52576, 396340), (55279, 376960), (56392, 369520), (56620, 368032), (57505, 362368), (59360, 351044), (62434, 333760), (63176, 329840), (64448, 323330), (64666, 322240), (65720, 317072), (65968, 315880), (66752, 312170), (69440, 300086), (70490, 295616), (73904, 281960), (75392, 276395), (78970, 263872), (79268, 262880), (80560, 258664), (82460, 252704), (83440, 249736), (85120, 244807), (87761, 237440), (90592, 230020), (92008, 226480), (92380, 225568), (94240, 221116), (95360, 218519), (99085, 210304), (105152, 198170), (110558, 188480), (112784, 184760), (113240, 184016), (115010, 181184), (118720, 175522), (124868, 166880), (126352, 164920), (128896, 161665), (129332, 161120), (131440, 158536), (131936, 157940), (133504, 156085), (138880, 150043), (140980, 147808)]