1998299520

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1709}}^1$

素因数の和:1770

約数の個数: 384

約数和(自身を含む): 8162856000

約数和(自身を除く): 6164556480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 64, 70, 72, 80, 84, 87, 90, 96, 105, 112, 116, 120, 126, 128, 140, 144, 145, 160, 168, 174, 180, 192, 203, 210, 224, 232, 240, 252, 261, 280, 288, 290, 315, 320, 336, 348, 360, 384, 406, 420, 435, 448, 464, 480, 504, 522, 560, 576, 580, 609, 630, 640, 672, 696, 720, 812, 840, 870, 896, 928, 960, 1008, 1015, 1044, 1120, 1152, 1160, 1218, 1260, 1305, 1344, 1392, 1440, 1624, 1680, 1709, 1740, 1827, 1856, 1920, 2016, 2030, 2088, 2240, 2320, 2436, 2520, 2610, 2688, 2784, 2880, 3045, 3248, 3360, 3418, 3480, 3654, 3712, 4032, 4060, 4176, 4480, 4640, 4872, 5040, 5127, 5220, 5568, 5760, 6090, 6496, 6720, 6836, 6960, 7308, 8064, 8120, 8352, 8545, 9135, 9280, 9744, 10080, 10254, 10440, 11136, 11963, 12180, 12992, 13440, 13672, 13920, 14616, 15381, 16240, 16704, 17090, 18270, 18560, 19488, 20160, 20508, 20880, 23926, 24360, 25635, 25984, 27344, 27840, 29232, 30762, 32480, 33408, 34180, 35889, 36540, 38976, 40320, 41016, 41760, 47852, 48720, 49561, 51270, 54688, 55680, 58464, 59815, 61524, 64960, 68360, 71778, 73080, 76905, 77952, 82032, 83520, 95704, 97440, 99122, 102540, 107667, 109376, 116928, 119630, 123048, 129920, 136720, 143556, 146160, 148683, 153810, 164064, 167040, 179445, 191408, 194880, 198244, 205080, 215334, 218752, 233856, 239260, 246096, 247805, 273440, 287112, 292320, 297366, 307620, 328128, 346927, 358890, 382816, 389760, 396488, 410160, 430668, 446049, 478520, 492192, 495610, 538335, 546880, 574224, 584640, 594732, 615240, 656256, 693854, 717780, 743415, 765632, 792976, 820320, 861336, 892098, 957040, 984384, 991220, 1040781, 1076670, 1093760, 1148448, 1169280, 1189464, 1230480, 1387708, 1435560, 1486830, 1531264, 1585952, 1640640, 1722672, 1734635, 1784196, 1914080, 1968768, 1982440, 2081562, 2153340, 2230245, 2296896, 2378928, 2460960, 2775416, 2871120, 2973660, 3122343, 3171904, 3281280, 3445344, 3469270, 3568392, 3828160, 3964880, 4163124, 4306680, 4460490, 4593792, 4757856, 4921920, 5203905, 5550832, 5742240, 5947320, 6244686, 6343808, 6890688, 6938540, 7136784, 7656320, 7929760, 8326248, 8613360, 8920980, 9515712, 9843840, 10407810, 11101664, 11484480, 11894640, 12489372, 13781376, 13877080, 14273568, 15611715, 15859520, 16652496, 17226720, 17841960, 19031424, 20815620, 22203328, 22968960, 23789280, 24978744, 27754160, 28547136, 31223430, 31719040, 33304992, 34453440, 35683920, 41631240, 44406656, 47578560, 49957488, 55508320, 57094272, 62446860, 66609984, 68906880, 71367840, 83262480, 95157120, 99914976, 111016640, 124893720, 133219968, 142735680, 166524960, 199829952, 222033280, 249787440, 285471360, 333049920, 399659904, 499574880, 666099840, 999149760, 1998299520]

約数ペア:

[(1, 1998299520), (2, 999149760), (3, 666099840), (4, 499574880), (5, 399659904), (6, 333049920), (7, 285471360), (8, 249787440), (9, 222033280), (10, 199829952), (12, 166524960), (14, 142735680), (15, 133219968), (16, 124893720), (18, 111016640), (20, 99914976), (21, 95157120), (24, 83262480), (28, 71367840), (29, 68906880), (30, 66609984), (32, 62446860), (35, 57094272), (36, 55508320), (40, 49957488), (42, 47578560), (45, 44406656), (48, 41631240), (56, 35683920), (58, 34453440), (60, 33304992), (63, 31719040), (64, 31223430), (70, 28547136), (72, 27754160), (80, 24978744), (84, 23789280), (87, 22968960), (90, 22203328), (96, 20815620), (105, 19031424), (112, 17841960), (116, 17226720), (120, 16652496), (126, 15859520), (128, 15611715), (140, 14273568), (144, 13877080), (145, 13781376), (160, 12489372), (168, 11894640), (174, 11484480), (180, 11101664), (192, 10407810), (203, 9843840), (210, 9515712), (224, 8920980), (232, 8613360), (240, 8326248), (252, 7929760), (261, 7656320), (280, 7136784), (288, 6938540), (290, 6890688), (315, 6343808), (320, 6244686), (336, 5947320), (348, 5742240), (360, 5550832), (384, 5203905), (406, 4921920), (420, 4757856), (435, 4593792), (448, 4460490), (464, 4306680), (480, 4163124), (504, 3964880), (522, 3828160), (560, 3568392), (576, 3469270), (580, 3445344), (609, 3281280), (630, 3171904), (640, 3122343), (672, 2973660), (696, 2871120), (720, 2775416), (812, 2460960), (840, 2378928), (870, 2296896), (896, 2230245), (928, 2153340), (960, 2081562), (1008, 1982440), (1015, 1968768), (1044, 1914080), (1120, 1784196), (1152, 1734635), (1160, 1722672), (1218, 1640640), (1260, 1585952), (1305, 1531264), (1344, 1486830), (1392, 1435560), (1440, 1387708), (1624, 1230480), (1680, 1189464), (1709, 1169280), (1740, 1148448), (1827, 1093760), (1856, 1076670), (1920, 1040781), (2016, 991220), (2030, 984384), (2088, 957040), (2240, 892098), (2320, 861336), (2436, 820320), (2520, 792976), (2610, 765632), (2688, 743415), (2784, 717780), (2880, 693854), (3045, 656256), (3248, 615240), (3360, 594732), (3418, 584640), (3480, 574224), (3654, 546880), (3712, 538335), (4032, 495610), (4060, 492192), (4176, 478520), (4480, 446049), (4640, 430668), (4872, 410160), (5040, 396488), (5127, 389760), (5220, 382816), (5568, 358890), (5760, 346927), (6090, 328128), (6496, 307620), (6720, 297366), (6836, 292320), (6960, 287112), (7308, 273440), (8064, 247805), (8120, 246096), (8352, 239260), (8545, 233856), (9135, 218752), (9280, 215334), (9744, 205080), (10080, 198244), (10254, 194880), (10440, 191408), (11136, 179445), (11963, 167040), (12180, 164064), (12992, 153810), (13440, 148683), (13672, 146160), (13920, 143556), (14616, 136720), (15381, 129920), (16240, 123048), (16704, 119630), (17090, 116928), (18270, 109376), (18560, 107667), (19488, 102540), (20160, 99122), (20508, 97440), (20880, 95704), (23926, 83520), (24360, 82032), (25635, 77952), (25984, 76905), (27344, 73080), (27840, 71778), (29232, 68360), (30762, 64960), (32480, 61524), (33408, 59815), (34180, 58464), (35889, 55680), (36540, 54688), (38976, 51270), (40320, 49561), (41016, 48720), (41760, 47852)]