1998587520

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:286

約数の個数: 384

約数和(自身を含む): 7297879680

約数和(自身を除く): 5299292160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 71, 72, 80, 81, 90, 96, 108, 120, 128, 135, 142, 144, 160, 162, 180, 181, 192, 213, 216, 240, 243, 270, 284, 288, 320, 324, 355, 360, 362, 384, 405, 426, 432, 480, 486, 540, 543, 568, 576, 639, 640, 648, 710, 720, 724, 810, 852, 864, 905, 960, 972, 1065, 1080, 1086, 1136, 1152, 1215, 1278, 1296, 1420, 1440, 1448, 1620, 1629, 1704, 1728, 1810, 1917, 1920, 1944, 2130, 2160, 2172, 2272, 2430, 2556, 2592, 2715, 2840, 2880, 2896, 3195, 3240, 3258, 3408, 3456, 3620, 3834, 3888, 4260, 4320, 4344, 4544, 4860, 4887, 5112, 5184, 5430, 5680, 5751, 5760, 5792, 6390, 6480, 6516, 6816, 7240, 7668, 7776, 8145, 8520, 8640, 8688, 9088, 9585, 9720, 9774, 10224, 10368, 10860, 11360, 11502, 11584, 12780, 12851, 12960, 13032, 13632, 14480, 14661, 15336, 15552, 16290, 17040, 17253, 17280, 17376, 19170, 19440, 19548, 20448, 21720, 22720, 23004, 23168, 24435, 25560, 25702, 25920, 26064, 27264, 28755, 28960, 29322, 30672, 31104, 32580, 34080, 34506, 34752, 38340, 38553, 38880, 39096, 40896, 43440, 43983, 45440, 46008, 48870, 51120, 51404, 51840, 52128, 57510, 57920, 58644, 61344, 64255, 65160, 68160, 69012, 69504, 73305, 76680, 77106, 77760, 78192, 81792, 86265, 86880, 87966, 92016, 97740, 102240, 102808, 104256, 115020, 115659, 115840, 117288, 122688, 128510, 130320, 136320, 138024, 146610, 153360, 154212, 155520, 156384, 172530, 173760, 175932, 184032, 192765, 195480, 204480, 205616, 208512, 219915, 230040, 231318, 234576, 245376, 257020, 260640, 276048, 293220, 306720, 308424, 312768, 345060, 346977, 347520, 351864, 368064, 385530, 390960, 408960, 411232, 439830, 460080, 462636, 469152, 514040, 521280, 552096, 578295, 586440, 613440, 616848, 625536, 690120, 693954, 703728, 736128, 771060, 781920, 822464, 879660, 920160, 925272, 938304, 1028080, 1040931, 1042560, 1104192, 1156590, 1172880, 1226880, 1233696, 1380240, 1387908, 1407456, 1542120, 1563840, 1644928, 1734885, 1759320, 1840320, 1850544, 1876608, 2056160, 2081862, 2208384, 2313180, 2345760, 2467392, 2760480, 2775816, 2814912, 3084240, 3122793, 3127680, 3469770, 3518640, 3680640, 3701088, 4112320, 4163724, 4626360, 4691520, 4934784, 5204655, 5520960, 5551632, 5629824, 6168480, 6245586, 6939540, 7037280, 7402176, 8224640, 8327448, 9252720, 9383040, 10409310, 11041920, 11103264, 12336960, 12491172, 13879080, 14074560, 14804352, 15613965, 16654896, 18505440, 20818620, 22206528, 24673920, 24982344, 27758160, 28149120, 31227930, 33309792, 37010880, 41637240, 44413056, 49964688, 55516320, 62455860, 66619584, 74021760, 83274480, 99929376, 111032640, 124911720, 133239168, 166548960, 199858752, 222065280, 249823440, 333097920, 399717504, 499646880, 666195840, 999293760, 1998587520]

約数ペア:

[(1, 1998587520), (2, 999293760), (3, 666195840), (4, 499646880), (5, 399717504), (6, 333097920), (8, 249823440), (9, 222065280), (10, 199858752), (12, 166548960), (15, 133239168), (16, 124911720), (18, 111032640), (20, 99929376), (24, 83274480), (27, 74021760), (30, 66619584), (32, 62455860), (36, 55516320), (40, 49964688), (45, 44413056), (48, 41637240), (54, 37010880), (60, 33309792), (64, 31227930), (71, 28149120), (72, 27758160), (80, 24982344), (81, 24673920), (90, 22206528), (96, 20818620), (108, 18505440), (120, 16654896), (128, 15613965), (135, 14804352), (142, 14074560), (144, 13879080), (160, 12491172), (162, 12336960), (180, 11103264), (181, 11041920), (192, 10409310), (213, 9383040), (216, 9252720), (240, 8327448), (243, 8224640), (270, 7402176), (284, 7037280), (288, 6939540), (320, 6245586), (324, 6168480), (355, 5629824), (360, 5551632), (362, 5520960), (384, 5204655), (405, 4934784), (426, 4691520), (432, 4626360), (480, 4163724), (486, 4112320), (540, 3701088), (543, 3680640), (568, 3518640), (576, 3469770), (639, 3127680), (640, 3122793), (648, 3084240), (710, 2814912), (720, 2775816), (724, 2760480), (810, 2467392), (852, 2345760), (864, 2313180), (905, 2208384), (960, 2081862), (972, 2056160), (1065, 1876608), (1080, 1850544), (1086, 1840320), (1136, 1759320), (1152, 1734885), (1215, 1644928), (1278, 1563840), (1296, 1542120), (1420, 1407456), (1440, 1387908), (1448, 1380240), (1620, 1233696), (1629, 1226880), (1704, 1172880), (1728, 1156590), (1810, 1104192), (1917, 1042560), (1920, 1040931), (1944, 1028080), (2130, 938304), (2160, 925272), (2172, 920160), (2272, 879660), (2430, 822464), (2556, 781920), (2592, 771060), (2715, 736128), (2840, 703728), (2880, 693954), (2896, 690120), (3195, 625536), (3240, 616848), (3258, 613440), (3408, 586440), (3456, 578295), (3620, 552096), (3834, 521280), (3888, 514040), (4260, 469152), (4320, 462636), (4344, 460080), (4544, 439830), (4860, 411232), (4887, 408960), (5112, 390960), (5184, 385530), (5430, 368064), (5680, 351864), (5751, 347520), (5760, 346977), (5792, 345060), (6390, 312768), (6480, 308424), (6516, 306720), (6816, 293220), (7240, 276048), (7668, 260640), (7776, 257020), (8145, 245376), (8520, 234576), (8640, 231318), (8688, 230040), (9088, 219915), (9585, 208512), (9720, 205616), (9774, 204480), (10224, 195480), (10368, 192765), (10860, 184032), (11360, 175932), (11502, 173760), (11584, 172530), (12780, 156384), (12851, 155520), (12960, 154212), (13032, 153360), (13632, 146610), (14480, 138024), (14661, 136320), (15336, 130320), (15552, 128510), (16290, 122688), (17040, 117288), (17253, 115840), (17280, 115659), (17376, 115020), (19170, 104256), (19440, 102808), (19548, 102240), (20448, 97740), (21720, 92016), (22720, 87966), (23004, 86880), (23168, 86265), (24435, 81792), (25560, 78192), (25702, 77760), (25920, 77106), (26064, 76680), (27264, 73305), (28755, 69504), (28960, 69012), (29322, 68160), (30672, 65160), (31104, 64255), (32580, 61344), (34080, 58644), (34506, 57920), (34752, 57510), (38340, 52128), (38553, 51840), (38880, 51404), (39096, 51120), (40896, 48870), (43440, 46008), (43983, 45440)]