1640383920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 640

約数和(自身を含む): 6942412800

約数和(自身を除く): 5302028880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 48, 53, 54, 56, 60, 63, 69, 70, 72, 80, 84, 89, 90, 92, 105, 106, 108, 112, 115, 120, 126, 135, 138, 140, 144, 159, 161, 168, 178, 180, 184, 189, 207, 210, 212, 216, 230, 240, 252, 265, 267, 270, 276, 280, 315, 318, 322, 336, 345, 356, 360, 368, 371, 378, 414, 420, 424, 432, 445, 460, 477, 483, 504, 530, 534, 540, 552, 560, 621, 623, 630, 636, 644, 690, 712, 720, 742, 756, 795, 801, 805, 828, 840, 848, 890, 920, 945, 954, 966, 1008, 1035, 1060, 1068, 1080, 1104, 1113, 1219, 1242, 1246, 1260, 1272, 1288, 1335, 1380, 1424, 1431, 1449, 1484, 1512, 1590, 1602, 1610, 1656, 1680, 1780, 1840, 1855, 1869, 1890, 1908, 1932, 2047, 2070, 2120, 2136, 2160, 2226, 2385, 2403, 2415, 2438, 2484, 2492, 2520, 2544, 2576, 2670, 2760, 2862, 2898, 2968, 3024, 3105, 3115, 3180, 3204, 3220, 3312, 3339, 3560, 3657, 3710, 3738, 3780, 3816, 3864, 4005, 4094, 4140, 4240, 4272, 4347, 4452, 4717, 4770, 4806, 4830, 4876, 4968, 4984, 5040, 5340, 5520, 5565, 5607, 5724, 5796, 5936, 6095, 6141, 6210, 6230, 6360, 6408, 6440, 6678, 7120, 7155, 7245, 7314, 7420, 7476, 7560, 7632, 7728, 8010, 8188, 8280, 8533, 8694, 8904, 9345, 9434, 9540, 9612, 9660, 9752, 9936, 9968, 10017, 10235, 10680, 10971, 11130, 11214, 11448, 11592, 12015, 12190, 12282, 12420, 12460, 12720, 12816, 12880, 13356, 14151, 14310, 14329, 14490, 14628, 14840, 14952, 15120, 16020, 16376, 16560, 16695, 16821, 17066, 17388, 17808, 18285, 18423, 18690, 18868, 19080, 19224, 19320, 19504, 20034, 20470, 21360, 21735, 21942, 22260, 22428, 22896, 23184, 23585, 24030, 24380, 24564, 24840, 24920, 25599, 26712, 28035, 28302, 28620, 28658, 28980, 29256, 29680, 29904, 30705, 32040, 32752, 32913, 33019, 33390, 33642, 34132, 34776, 36570, 36846, 37380, 37736, 38160, 38448, 38640, 40068, 40940, 42453, 42665, 42987, 43470, 43884, 44520, 44856, 47170, 48060, 48760, 49128, 49680, 49840, 50085, 51198, 53424, 54855, 55269, 56070, 56604, 57240, 57316, 57960, 58512, 61410, 64080, 65826, 66038, 66780, 67284, 68264, 69552, 70755, 71645, 73140, 73692, 74760, 75472, 76797, 80136, 81880, 84105, 84906, 85330, 85974, 86940, 87768, 89040, 89712, 92115, 94340, 96120, 97520, 98256, 99057, 100170, 102396, 108491, 109710, 110538, 112140, 113208, 114480, 114632, 115920, 122820, 127359, 127995, 128961, 131652, 132076, 133560, 134568, 136528, 141510, 143290, 146280, 147384, 149520, 153594, 160272, 163760, 164565, 165095, 168210, 169812, 170660, 171948, 173880, 175536, 184230, 188680, 192240, 198114, 200340, 204792, 212265, 214935, 216982, 219420, 221076, 224280, 226416, 229264, 230391, 245640, 254718, 255990, 257922, 263304, 264152, 267120, 269136, 276345, 283020, 286580, 292560, 294768, 297171, 307188, 325473, 329130, 330190, 336420, 339624, 341320, 343896, 347760, 368460, 377360, 383985, 386883, 396228, 400680, 409584, 424530, 429870, 433964, 438840, 442152, 448560, 460782, 491280, 495285, 509436, 511980, 515844, 526608, 528304, 542455, 552690, 566040, 573160, 594342, 614376, 636795, 644805, 650946, 658260, 660380, 672840, 679248, 682640, 687792, 736920, 759437, 767970, 773766, 792456, 801360, 849060, 859740, 867928, 877680, 884304, 891513, 921564, 976419, 990570, 1018872, 1023960, 1031688, 1084910, 1105380, 1132080, 1146320, 1151955, 1188684, 1228752, 1273590, 1289610, 1301892, 1316520, 1320760, 1345680, 1473840, 1485855, 1518874, 1535940, 1547532, 1584912, 1627365, 1698120, 1719480, 1735856, 1783026, 1843128, 1934415, 1952838, 1981140, 2037744, 2047920, 2063376, 2169820, 2210760, 2278311, 2303910, 2377368, 2547180, 2579220, 2603784, 2633040, 2641520, 2929257, 2971710, 3037748, 3071880, 3095064, 3254730, 3396240, 3438960, 3566052, 3686256, 3797185, 3868830, 3905676, 3962280, 4339640, 4421520, 4457565, 4556622, 4607820, 4754736, 4882095, 5094360, 5158440, 5207568, 5858514, 5943420, 6075496, 6143760, 6190128, 6509460, 6834933, 7132104, 7594370, 7737660, 7811352, 7924560, 8679280, 8915130, 9113244, 9215640, 9764190, 10188720, 10316880, 11391555, 11717028, 11886840, 12150992, 13018920, 13669866, 14264208, 14646285, 15188740, 15475320, 15622704, 17830260, 18226488, 18431280, 19528380, 20504799, 22783110, 23434056, 23773680, 26037840, 27339732, 29292570, 30377480, 30950640, 34174665, 35660520, 36452976, 39056760, 41009598, 45566220, 46868112, 54679464, 58585140, 60754960, 68349330, 71321040, 78113520, 82019196, 91132440, 102523995, 109358928, 117170280, 136698660, 164038392, 182264880, 205047990, 234340560, 273397320, 328076784, 410095980, 546794640, 820191960, 1640383920]

約数ペア:

[(1, 1640383920), (2, 820191960), (3, 546794640), (4, 410095980), (5, 328076784), (6, 273397320), (7, 234340560), (8, 205047990), (9, 182264880), (10, 164038392), (12, 136698660), (14, 117170280), (15, 109358928), (16, 102523995), (18, 91132440), (20, 82019196), (21, 78113520), (23, 71321040), (24, 68349330), (27, 60754960), (28, 58585140), (30, 54679464), (35, 46868112), (36, 45566220), (40, 41009598), (42, 39056760), (45, 36452976), (46, 35660520), (48, 34174665), (53, 30950640), (54, 30377480), (56, 29292570), (60, 27339732), (63, 26037840), (69, 23773680), (70, 23434056), (72, 22783110), (80, 20504799), (84, 19528380), (89, 18431280), (90, 18226488), (92, 17830260), (105, 15622704), (106, 15475320), (108, 15188740), (112, 14646285), (115, 14264208), (120, 13669866), (126, 13018920), (135, 12150992), (138, 11886840), (140, 11717028), (144, 11391555), (159, 10316880), (161, 10188720), (168, 9764190), (178, 9215640), (180, 9113244), (184, 8915130), (189, 8679280), (207, 7924560), (210, 7811352), (212, 7737660), (216, 7594370), (230, 7132104), (240, 6834933), (252, 6509460), (265, 6190128), (267, 6143760), (270, 6075496), (276, 5943420), (280, 5858514), (315, 5207568), (318, 5158440), (322, 5094360), (336, 4882095), (345, 4754736), (356, 4607820), (360, 4556622), (368, 4457565), (371, 4421520), (378, 4339640), (414, 3962280), (420, 3905676), (424, 3868830), (432, 3797185), (445, 3686256), (460, 3566052), (477, 3438960), (483, 3396240), (504, 3254730), (530, 3095064), (534, 3071880), (540, 3037748), (552, 2971710), (560, 2929257), (621, 2641520), (623, 2633040), (630, 2603784), (636, 2579220), (644, 2547180), (690, 2377368), (712, 2303910), (720, 2278311), (742, 2210760), (756, 2169820), (795, 2063376), (801, 2047920), (805, 2037744), (828, 1981140), (840, 1952838), (848, 1934415), (890, 1843128), (920, 1783026), (945, 1735856), (954, 1719480), (966, 1698120), (1008, 1627365), (1035, 1584912), (1060, 1547532), (1068, 1535940), (1080, 1518874), (1104, 1485855), (1113, 1473840), (1219, 1345680), (1242, 1320760), (1246, 1316520), (1260, 1301892), (1272, 1289610), (1288, 1273590), (1335, 1228752), (1380, 1188684), (1424, 1151955), (1431, 1146320), (1449, 1132080), (1484, 1105380), (1512, 1084910), (1590, 1031688), (1602, 1023960), (1610, 1018872), (1656, 990570), (1680, 976419), (1780, 921564), (1840, 891513), (1855, 884304), (1869, 877680), (1890, 867928), (1908, 859740), (1932, 849060), (2047, 801360), (2070, 792456), (2120, 773766), (2136, 767970), (2160, 759437), (2226, 736920), (2385, 687792), (2403, 682640), (2415, 679248), (2438, 672840), (2484, 660380), (2492, 658260), (2520, 650946), (2544, 644805), (2576, 636795), (2670, 614376), (2760, 594342), (2862, 573160), (2898, 566040), (2968, 552690), (3024, 542455), (3105, 528304), (3115, 526608), (3180, 515844), (3204, 511980), (3220, 509436), (3312, 495285), (3339, 491280), (3560, 460782), (3657, 448560), (3710, 442152), (3738, 438840), (3780, 433964), (3816, 429870), (3864, 424530), (4005, 409584), (4094, 400680), (4140, 396228), (4240, 386883), (4272, 383985), (4347, 377360), (4452, 368460), (4717, 347760), (4770, 343896), (4806, 341320), (4830, 339624), (4876, 336420), (4968, 330190), (4984, 329130), (5040, 325473), (5340, 307188), (5520, 297171), (5565, 294768), (5607, 292560), (5724, 286580), (5796, 283020), (5936, 276345), (6095, 269136), (6141, 267120), (6210, 264152), (6230, 263304), (6360, 257922), (6408, 255990), (6440, 254718), (6678, 245640), (7120, 230391), (7155, 229264), (7245, 226416), (7314, 224280), (7420, 221076), (7476, 219420), (7560, 216982), (7632, 214935), (7728, 212265), (8010, 204792), (8188, 200340), (8280, 198114), (8533, 192240), (8694, 188680), (8904, 184230), (9345, 175536), (9434, 173880), (9540, 171948), (9612, 170660), (9660, 169812), (9752, 168210), (9936, 165095), (9968, 164565), (10017, 163760), (10235, 160272), (10680, 153594), (10971, 149520), (11130, 147384), (11214, 146280), (11448, 143290), (11592, 141510), (12015, 136528), (12190, 134568), (12282, 133560), (12420, 132076), (12460, 131652), (12720, 128961), (12816, 127995), (12880, 127359), (13356, 122820), (14151, 115920), (14310, 114632), (14329, 114480), (14490, 113208), (14628, 112140), (14840, 110538), (14952, 109710), (15120, 108491), (16020, 102396), (16376, 100170), (16560, 99057), (16695, 98256), (16821, 97520), (17066, 96120), (17388, 94340), (17808, 92115), (18285, 89712), (18423, 89040), (18690, 87768), (18868, 86940), (19080, 85974), (19224, 85330), (19320, 84906), (19504, 84105), (20034, 81880), (20470, 80136), (21360, 76797), (21735, 75472), (21942, 74760), (22260, 73692), (22428, 73140), (22896, 71645), (23184, 70755), (23585, 69552), (24030, 68264), (24380, 67284), (24564, 66780), (24840, 66038), (24920, 65826), (25599, 64080), (26712, 61410), (28035, 58512), (28302, 57960), (28620, 57316), (28658, 57240), (28980, 56604), (29256, 56070), (29680, 55269), (29904, 54855), (30705, 53424), (32040, 51198), (32752, 50085), (32913, 49840), (33019, 49680), (33390, 49128), (33642, 48760), (34132, 48060), (34776, 47170), (36570, 44856), (36846, 44520), (37380, 43884), (37736, 43470), (38160, 42987), (38448, 42665), (38640, 42453), (40068, 40940)]