20281685760

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1543}}^1$

素因数の和:1740

約数の個数: 432

約数和(自身を含む): 80741466624

約数和(自身を除く): 60459780864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 163, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 326, 336, 360, 384, 420, 448, 480, 489, 504, 560, 576, 630, 640, 652, 672, 720, 768, 815, 840, 896, 960, 978, 1008, 1120, 1141, 1152, 1260, 1280, 1304, 1344, 1440, 1467, 1543, 1630, 1680, 1792, 1920, 1956, 2016, 2240, 2282, 2304, 2445, 2520, 2608, 2688, 2880, 2934, 3086, 3260, 3360, 3423, 3840, 3912, 4032, 4480, 4564, 4629, 4890, 5040, 5216, 5376, 5705, 5760, 5868, 6172, 6520, 6720, 6846, 7335, 7715, 7824, 8064, 8960, 9128, 9258, 9780, 10080, 10269, 10432, 10801, 11410, 11520, 11736, 12344, 13040, 13440, 13692, 13887, 14670, 15430, 15648, 16128, 17115, 18256, 18516, 19560, 20160, 20538, 20864, 21602, 22820, 23145, 23472, 24688, 26080, 26880, 27384, 27774, 29340, 30860, 31296, 32403, 34230, 36512, 37032, 39120, 40320, 41076, 41728, 43204, 45640, 46290, 46944, 49376, 51345, 52160, 54005, 54768, 55548, 58680, 61720, 62592, 64806, 68460, 69435, 73024, 74064, 78240, 80640, 82152, 86408, 91280, 92580, 93888, 97209, 98752, 102690, 104320, 108010, 109536, 111096, 117360, 123440, 125184, 129612, 136920, 138870, 146048, 148128, 156480, 162015, 164304, 172816, 182560, 185160, 187776, 194418, 197504, 205380, 208640, 216020, 219072, 222192, 234720, 246880, 251509, 259224, 273840, 277740, 292096, 296256, 312960, 324030, 328608, 345632, 365120, 370320, 375552, 388836, 395008, 410760, 432040, 438144, 444384, 469440, 486045, 493760, 503018, 518448, 547680, 555480, 592512, 625920, 648060, 657216, 691264, 730240, 740640, 754527, 777672, 821520, 864080, 876288, 888768, 938880, 972090, 987520, 1006036, 1036896, 1095360, 1110960, 1185024, 1257545, 1296120, 1314432, 1382528, 1460480, 1481280, 1509054, 1555344, 1643040, 1728160, 1760563, 1777536, 1877760, 1944180, 1975040, 2012072, 2073792, 2190720, 2221920, 2263581, 2515090, 2592240, 2628864, 2765056, 2962560, 3018108, 3110688, 3286080, 3456320, 3521126, 3555072, 3772635, 3888360, 4024144, 4147584, 4381440, 4443840, 4527162, 5030180, 5184480, 5281689, 5925120, 6036216, 6221376, 6572160, 6912640, 7042252, 7545270, 7776720, 8048288, 8295168, 8802815, 8887680, 9054324, 10060360, 10368960, 10563378, 11317905, 12072432, 12442752, 13144320, 13825280, 14084504, 15090540, 15553440, 15845067, 16096576, 17605630, 17775360, 18108648, 20120720, 20737920, 21126756, 22635810, 24144864, 24885504, 26408445, 28169008, 30181080, 31106880, 31690134, 32193152, 35211260, 36217296, 40241440, 41475840, 42253512, 45271620, 48289728, 52816890, 56338016, 60362160, 62213760, 63380268, 64386304, 70422520, 72434592, 79225335, 80482880, 84507024, 90543240, 96579456, 105633780, 112676032, 120724320, 124427520, 126760536, 140845040, 144869184, 158450670, 160965760, 169014048, 181086480, 193158912, 211267560, 225352064, 241448640, 253521072, 281690080, 289738368, 316901340, 321931520, 338028096, 362172960, 422535120, 450704128, 482897280, 507042144, 563380160, 579476736, 633802680, 676056192, 724345920, 845070240, 965794560, 1014084288, 1126760320, 1267605360, 1352112384, 1448691840, 1690140480, 2028168576, 2253520640, 2535210720, 2897383680, 3380280960, 4056337152, 5070421440, 6760561920, 10140842880, 20281685760]

約数ペア:

[(1, 20281685760), (2, 10140842880), (3, 6760561920), (4, 5070421440), (5, 4056337152), (6, 3380280960), (7, 2897383680), (8, 2535210720), (9, 2253520640), (10, 2028168576), (12, 1690140480), (14, 1448691840), (15, 1352112384), (16, 1267605360), (18, 1126760320), (20, 1014084288), (21, 965794560), (24, 845070240), (28, 724345920), (30, 676056192), (32, 633802680), (35, 579476736), (36, 563380160), (40, 507042144), (42, 482897280), (45, 450704128), (48, 422535120), (56, 362172960), (60, 338028096), (63, 321931520), (64, 316901340), (70, 289738368), (72, 281690080), (80, 253521072), (84, 241448640), (90, 225352064), (96, 211267560), (105, 193158912), (112, 181086480), (120, 169014048), (126, 160965760), (128, 158450670), (140, 144869184), (144, 140845040), (160, 126760536), (163, 124427520), (168, 120724320), (180, 112676032), (192, 105633780), (210, 96579456), (224, 90543240), (240, 84507024), (252, 80482880), (256, 79225335), (280, 72434592), (288, 70422520), (315, 64386304), (320, 63380268), (326, 62213760), (336, 60362160), (360, 56338016), (384, 52816890), (420, 48289728), (448, 45271620), (480, 42253512), (489, 41475840), (504, 40241440), (560, 36217296), (576, 35211260), (630, 32193152), (640, 31690134), (652, 31106880), (672, 30181080), (720, 28169008), (768, 26408445), (815, 24885504), (840, 24144864), (896, 22635810), (960, 21126756), (978, 20737920), (1008, 20120720), (1120, 18108648), (1141, 17775360), (1152, 17605630), (1260, 16096576), (1280, 15845067), (1304, 15553440), (1344, 15090540), (1440, 14084504), (1467, 13825280), (1543, 13144320), (1630, 12442752), (1680, 12072432), (1792, 11317905), (1920, 10563378), (1956, 10368960), (2016, 10060360), (2240, 9054324), (2282, 8887680), (2304, 8802815), (2445, 8295168), (2520, 8048288), (2608, 7776720), (2688, 7545270), (2880, 7042252), (2934, 6912640), (3086, 6572160), (3260, 6221376), (3360, 6036216), (3423, 5925120), (3840, 5281689), (3912, 5184480), (4032, 5030180), (4480, 4527162), (4564, 4443840), (4629, 4381440), (4890, 4147584), (5040, 4024144), (5216, 3888360), (5376, 3772635), (5705, 3555072), (5760, 3521126), (5868, 3456320), (6172, 3286080), (6520, 3110688), (6720, 3018108), (6846, 2962560), (7335, 2765056), (7715, 2628864), (7824, 2592240), (8064, 2515090), (8960, 2263581), (9128, 2221920), (9258, 2190720), (9780, 2073792), (10080, 2012072), (10269, 1975040), (10432, 1944180), (10801, 1877760), (11410, 1777536), (11520, 1760563), (11736, 1728160), (12344, 1643040), (13040, 1555344), (13440, 1509054), (13692, 1481280), (13887, 1460480), (14670, 1382528), (15430, 1314432), (15648, 1296120), (16128, 1257545), (17115, 1185024), (18256, 1110960), (18516, 1095360), (19560, 1036896), (20160, 1006036), (20538, 987520), (20864, 972090), (21602, 938880), (22820, 888768), (23145, 876288), (23472, 864080), (24688, 821520), (26080, 777672), (26880, 754527), (27384, 740640), (27774, 730240), (29340, 691264), (30860, 657216), (31296, 648060), (32403, 625920), (34230, 592512), (36512, 555480), (37032, 547680), (39120, 518448), (40320, 503018), (41076, 493760), (41728, 486045), (43204, 469440), (45640, 444384), (46290, 438144), (46944, 432040), (49376, 410760), (51345, 395008), (52160, 388836), (54005, 375552), (54768, 370320), (55548, 365120), (58680, 345632), (61720, 328608), (62592, 324030), (64806, 312960), (68460, 296256), (69435, 292096), (73024, 277740), (74064, 273840), (78240, 259224), (80640, 251509), (82152, 246880), (86408, 234720), (91280, 222192), (92580, 219072), (93888, 216020), (97209, 208640), (98752, 205380), (102690, 197504), (104320, 194418), (108010, 187776), (109536, 185160), (111096, 182560), (117360, 172816), (123440, 164304), (125184, 162015), (129612, 156480), (136920, 148128), (138870, 146048)]