20956978560

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{337}}^1\times {\mathrm{661}}^1$

素因数の和:1034

約数の個数: 384

約数和(自身を含む): 78055043040

約数和(自身を除く): 57098064480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 337, 384, 392, 420, 448, 480, 490, 560, 588, 640, 661, 672, 674, 735, 784, 840, 896, 960, 980, 1011, 1120, 1176, 1322, 1344, 1348, 1470, 1568, 1680, 1685, 1920, 1960, 1983, 2022, 2240, 2352, 2359, 2644, 2688, 2696, 2940, 3136, 3305, 3360, 3370, 3920, 3966, 4044, 4480, 4627, 4704, 4718, 5055, 5288, 5392, 5880, 6272, 6610, 6720, 6740, 7077, 7840, 7932, 8088, 9254, 9408, 9436, 9915, 10110, 10576, 10784, 11760, 11795, 13220, 13440, 13480, 13881, 14154, 15680, 15864, 16176, 16513, 18508, 18816, 18872, 19830, 20220, 21152, 21568, 23135, 23520, 23590, 26440, 26960, 27762, 28308, 31360, 31728, 32352, 32389, 33026, 35385, 37016, 37744, 39660, 40440, 42304, 43136, 46270, 47040, 47180, 49539, 52880, 53920, 55524, 56616, 63456, 64704, 64778, 66052, 69405, 70770, 74032, 75488, 79320, 80880, 82565, 84608, 92540, 94080, 94360, 97167, 99078, 105760, 107840, 111048, 113232, 126912, 129408, 129556, 132104, 138810, 141540, 148064, 150976, 158640, 161760, 161945, 165130, 185080, 188720, 194334, 198156, 211520, 215680, 222096, 222757, 226464, 247695, 253824, 259112, 264208, 277620, 283080, 296128, 301952, 317280, 323520, 323890, 330260, 370160, 377440, 388668, 396312, 423040, 444192, 445514, 452928, 485835, 495390, 518224, 528416, 555240, 566160, 592256, 634560, 647040, 647780, 660520, 668271, 740320, 754880, 777336, 792624, 888384, 891028, 905856, 971670, 990780, 1036448, 1056832, 1110480, 1113785, 1132320, 1269120, 1295560, 1321040, 1336542, 1480640, 1509760, 1554672, 1559299, 1585248, 1776768, 1782056, 1943340, 1981560, 2072896, 2113664, 2220960, 2227570, 2264640, 2591120, 2642080, 2673084, 2961280, 3109344, 3118598, 3170496, 3341355, 3564112, 3886680, 3963120, 4145792, 4441920, 4455140, 4529280, 4677897, 5182240, 5284160, 5346168, 6218688, 6237196, 6340992, 6682710, 7128224, 7773360, 7796495, 7926240, 8883840, 8910280, 9355794, 10364480, 10568320, 10692336, 10915093, 12437376, 12474392, 13365420, 14256448, 15546720, 15592990, 15852480, 17820560, 18711588, 20728960, 21384672, 21830186, 23389485, 24948784, 26730840, 28512896, 31093440, 31185980, 31704960, 32745279, 35641120, 37423176, 42769344, 43660372, 46778970, 49897568, 53461680, 54575465, 62186880, 62371960, 65490558, 71282240, 74846352, 85538688, 87320744, 93557940, 99795136, 106923360, 109150930, 124743920, 130981116, 142564480, 149692704, 163726395, 174641488, 187115880, 199590272, 213846720, 218301860, 249487840, 261962232, 299385408, 327452790, 349282976, 374231760, 427693440, 436603720, 498975680, 523924464, 598770816, 654905580, 698565952, 748463520, 873207440, 997951360, 1047848928, 1309811160, 1397131904, 1496927040, 1746414880, 2095697856, 2619622320, 2993854080, 3492829760, 4191395712, 5239244640, 6985659520, 10478489280, 20956978560]

約数ペア:

[(1, 20956978560), (2, 10478489280), (3, 6985659520), (4, 5239244640), (5, 4191395712), (6, 3492829760), (7, 2993854080), (8, 2619622320), (10, 2095697856), (12, 1746414880), (14, 1496927040), (15, 1397131904), (16, 1309811160), (20, 1047848928), (21, 997951360), (24, 873207440), (28, 748463520), (30, 698565952), (32, 654905580), (35, 598770816), (40, 523924464), (42, 498975680), (48, 436603720), (49, 427693440), (56, 374231760), (60, 349282976), (64, 327452790), (70, 299385408), (80, 261962232), (84, 249487840), (96, 218301860), (98, 213846720), (105, 199590272), (112, 187115880), (120, 174641488), (128, 163726395), (140, 149692704), (147, 142564480), (160, 130981116), (168, 124743920), (192, 109150930), (196, 106923360), (210, 99795136), (224, 93557940), (240, 87320744), (245, 85538688), (280, 74846352), (294, 71282240), (320, 65490558), (336, 62371960), (337, 62186880), (384, 54575465), (392, 53461680), (420, 49897568), (448, 46778970), (480, 43660372), (490, 42769344), (560, 37423176), (588, 35641120), (640, 32745279), (661, 31704960), (672, 31185980), (674, 31093440), (735, 28512896), (784, 26730840), (840, 24948784), (896, 23389485), (960, 21830186), (980, 21384672), (1011, 20728960), (1120, 18711588), (1176, 17820560), (1322, 15852480), (1344, 15592990), (1348, 15546720), (1470, 14256448), (1568, 13365420), (1680, 12474392), (1685, 12437376), (1920, 10915093), (1960, 10692336), (1983, 10568320), (2022, 10364480), (2240, 9355794), (2352, 8910280), (2359, 8883840), (2644, 7926240), (2688, 7796495), (2696, 7773360), (2940, 7128224), (3136, 6682710), (3305, 6340992), (3360, 6237196), (3370, 6218688), (3920, 5346168), (3966, 5284160), (4044, 5182240), (4480, 4677897), (4627, 4529280), (4704, 4455140), (4718, 4441920), (5055, 4145792), (5288, 3963120), (5392, 3886680), (5880, 3564112), (6272, 3341355), (6610, 3170496), (6720, 3118598), (6740, 3109344), (7077, 2961280), (7840, 2673084), (7932, 2642080), (8088, 2591120), (9254, 2264640), (9408, 2227570), (9436, 2220960), (9915, 2113664), (10110, 2072896), (10576, 1981560), (10784, 1943340), (11760, 1782056), (11795, 1776768), (13220, 1585248), (13440, 1559299), (13480, 1554672), (13881, 1509760), (14154, 1480640), (15680, 1336542), (15864, 1321040), (16176, 1295560), (16513, 1269120), (18508, 1132320), (18816, 1113785), (18872, 1110480), (19830, 1056832), (20220, 1036448), (21152, 990780), (21568, 971670), (23135, 905856), (23520, 891028), (23590, 888384), (26440, 792624), (26960, 777336), (27762, 754880), (28308, 740320), (31360, 668271), (31728, 660520), (32352, 647780), (32389, 647040), (33026, 634560), (35385, 592256), (37016, 566160), (37744, 555240), (39660, 528416), (40440, 518224), (42304, 495390), (43136, 485835), (46270, 452928), (47040, 445514), (47180, 444192), (49539, 423040), (52880, 396312), (53920, 388668), (55524, 377440), (56616, 370160), (63456, 330260), (64704, 323890), (64778, 323520), (66052, 317280), (69405, 301952), (70770, 296128), (74032, 283080), (75488, 277620), (79320, 264208), (80880, 259112), (82565, 253824), (84608, 247695), (92540, 226464), (94080, 222757), (94360, 222096), (97167, 215680), (99078, 211520), (105760, 198156), (107840, 194334), (111048, 188720), (113232, 185080), (126912, 165130), (129408, 161945), (129556, 161760), (132104, 158640), (138810, 150976), (141540, 148064)]