20016846080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:586

約数の個数: 432

約数和(自身を含む): 61982256000

約数和(自身を除く): 41965409920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 37, 40, 44, 55, 56, 64, 70, 74, 77, 80, 88, 110, 112, 121, 128, 140, 148, 154, 160, 176, 185, 220, 224, 242, 256, 259, 280, 296, 308, 320, 352, 370, 385, 407, 440, 448, 484, 499, 518, 560, 592, 605, 616, 640, 704, 740, 770, 814, 847, 880, 896, 968, 998, 1036, 1120, 1184, 1210, 1232, 1280, 1295, 1408, 1480, 1540, 1628, 1694, 1760, 1792, 1936, 1996, 2035, 2072, 2240, 2368, 2420, 2464, 2495, 2590, 2816, 2849, 2960, 3080, 3256, 3388, 3493, 3520, 3872, 3992, 4070, 4144, 4235, 4477, 4480, 4736, 4840, 4928, 4990, 5180, 5489, 5698, 5920, 6160, 6512, 6776, 6986, 7040, 7744, 7984, 8140, 8288, 8470, 8954, 8960, 9472, 9680, 9856, 9980, 10360, 10978, 11396, 11840, 12320, 13024, 13552, 13972, 14080, 14245, 15488, 15968, 16280, 16576, 16940, 17465, 17908, 18463, 19360, 19712, 19960, 20720, 21956, 22385, 22792, 23680, 24640, 26048, 27104, 27445, 27944, 28490, 30976, 31339, 31936, 32560, 33152, 33880, 34930, 35816, 36926, 38423, 38720, 39920, 41440, 43912, 44770, 45584, 47360, 49280, 52096, 54208, 54890, 55888, 56980, 60379, 62678, 63872, 65120, 66304, 67760, 69860, 71632, 73852, 76846, 77440, 79840, 82880, 87824, 89540, 91168, 92315, 98560, 104192, 108416, 109780, 111776, 113960, 120758, 125356, 127744, 129241, 130240, 135520, 139720, 143264, 147704, 153692, 154880, 156695, 159680, 165760, 175648, 179080, 182336, 184630, 192115, 203093, 216832, 219560, 223552, 227920, 241516, 250712, 258482, 260480, 271040, 279440, 286528, 295408, 301895, 307384, 313390, 319360, 331520, 351296, 358160, 364672, 369260, 384230, 406186, 422653, 439120, 447104, 455840, 483032, 501424, 516964, 520960, 542080, 558880, 573056, 590816, 603790, 614768, 626780, 638720, 646205, 702592, 716320, 729344, 738520, 768460, 812372, 845306, 878240, 894208, 911680, 966064, 1002848, 1015465, 1033928, 1084160, 1117760, 1146112, 1181632, 1207580, 1229536, 1253560, 1292410, 1405184, 1421651, 1432640, 1477040, 1536920, 1624744, 1690612, 1756480, 1823360, 1932128, 2005696, 2030930, 2067856, 2113265, 2234023, 2235520, 2363264, 2415160, 2459072, 2507120, 2584820, 2843302, 2865280, 2954080, 3073840, 3249488, 3381224, 3512960, 3646720, 3864256, 4011392, 4061860, 4135712, 4226530, 4468046, 4471040, 4726528, 4830320, 4918144, 5014240, 5169640, 5686604, 5730560, 5908160, 6147680, 6498976, 6762448, 7025920, 7108255, 7728512, 8022784, 8123720, 8271424, 8453060, 8936092, 9660640, 9836288, 10028480, 10339280, 11170115, 11373208, 11816320, 12295360, 12997952, 13524896, 14216510, 15457024, 15638161, 16247440, 16542848, 16906120, 17872184, 19321280, 20056960, 20678560, 22340230, 22746416, 23632640, 24590720, 25995904, 27049792, 28433020, 31276322, 32494880, 33085696, 33812240, 35744368, 38642560, 40113920, 41357120, 44680460, 45492832, 49181440, 51991808, 54099584, 56866040, 62552644, 64989760, 67624480, 71488736, 77285120, 78190805, 82714240, 89360920, 90985664, 108199168, 113732080, 125105288, 129979520, 135248960, 142977472, 156381610, 165428480, 178721840, 181971328, 227464160, 250210576, 259959040, 270497920, 285954944, 312763220, 357443680, 363942656, 454928320, 500421152, 540995840, 571909888, 625526440, 714887360, 909856640, 1000842304, 1251052880, 1429774720, 1819713280, 2001684608, 2502105760, 2859549440, 4003369216, 5004211520, 10008423040, 20016846080]

約数ペア:

[(1, 20016846080), (2, 10008423040), (4, 5004211520), (5, 4003369216), (7, 2859549440), (8, 2502105760), (10, 2001684608), (11, 1819713280), (14, 1429774720), (16, 1251052880), (20, 1000842304), (22, 909856640), (28, 714887360), (32, 625526440), (35, 571909888), (37, 540995840), (40, 500421152), (44, 454928320), (55, 363942656), (56, 357443680), (64, 312763220), (70, 285954944), (74, 270497920), (77, 259959040), (80, 250210576), (88, 227464160), (110, 181971328), (112, 178721840), (121, 165428480), (128, 156381610), (140, 142977472), (148, 135248960), (154, 129979520), (160, 125105288), (176, 113732080), (185, 108199168), (220, 90985664), (224, 89360920), (242, 82714240), (256, 78190805), (259, 77285120), (280, 71488736), (296, 67624480), (308, 64989760), (320, 62552644), (352, 56866040), (370, 54099584), (385, 51991808), (407, 49181440), (440, 45492832), (448, 44680460), (484, 41357120), (499, 40113920), (518, 38642560), (560, 35744368), (592, 33812240), (605, 33085696), (616, 32494880), (640, 31276322), (704, 28433020), (740, 27049792), (770, 25995904), (814, 24590720), (847, 23632640), (880, 22746416), (896, 22340230), (968, 20678560), (998, 20056960), (1036, 19321280), (1120, 17872184), (1184, 16906120), (1210, 16542848), (1232, 16247440), (1280, 15638161), (1295, 15457024), (1408, 14216510), (1480, 13524896), (1540, 12997952), (1628, 12295360), (1694, 11816320), (1760, 11373208), (1792, 11170115), (1936, 10339280), (1996, 10028480), (2035, 9836288), (2072, 9660640), (2240, 8936092), (2368, 8453060), (2420, 8271424), (2464, 8123720), (2495, 8022784), (2590, 7728512), (2816, 7108255), (2849, 7025920), (2960, 6762448), (3080, 6498976), (3256, 6147680), (3388, 5908160), (3493, 5730560), (3520, 5686604), (3872, 5169640), (3992, 5014240), (4070, 4918144), (4144, 4830320), (4235, 4726528), (4477, 4471040), (4480, 4468046), (4736, 4226530), (4840, 4135712), (4928, 4061860), (4990, 4011392), (5180, 3864256), (5489, 3646720), (5698, 3512960), (5920, 3381224), (6160, 3249488), (6512, 3073840), (6776, 2954080), (6986, 2865280), (7040, 2843302), (7744, 2584820), (7984, 2507120), (8140, 2459072), (8288, 2415160), (8470, 2363264), (8954, 2235520), (8960, 2234023), (9472, 2113265), (9680, 2067856), (9856, 2030930), (9980, 2005696), (10360, 1932128), (10978, 1823360), (11396, 1756480), (11840, 1690612), (12320, 1624744), (13024, 1536920), (13552, 1477040), (13972, 1432640), (14080, 1421651), (14245, 1405184), (15488, 1292410), (15968, 1253560), (16280, 1229536), (16576, 1207580), (16940, 1181632), (17465, 1146112), (17908, 1117760), (18463, 1084160), (19360, 1033928), (19712, 1015465), (19960, 1002848), (20720, 966064), (21956, 911680), (22385, 894208), (22792, 878240), (23680, 845306), (24640, 812372), (26048, 768460), (27104, 738520), (27445, 729344), (27944, 716320), (28490, 702592), (30976, 646205), (31339, 638720), (31936, 626780), (32560, 614768), (33152, 603790), (33880, 590816), (34930, 573056), (35816, 558880), (36926, 542080), (38423, 520960), (38720, 516964), (39920, 501424), (41440, 483032), (43912, 455840), (44770, 447104), (45584, 439120), (47360, 422653), (49280, 406186), (52096, 384230), (54208, 369260), (54890, 364672), (55888, 358160), (56980, 351296), (60379, 331520), (62678, 319360), (63872, 313390), (65120, 307384), (66304, 301895), (67760, 295408), (69860, 286528), (71632, 279440), (73852, 271040), (76846, 260480), (77440, 258482), (79840, 250712), (82880, 241516), (87824, 227920), (89540, 223552), (91168, 219560), (92315, 216832), (98560, 203093), (104192, 192115), (108416, 184630), (109780, 182336), (111776, 179080), (113960, 175648), (120758, 165760), (125356, 159680), (127744, 156695), (129241, 154880), (130240, 153692), (135520, 147704), (139720, 143264)]