20498774400

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{54751}}^1$

素因数の和:54794

約数の個数: 288

約数和(自身を含む): 78772249920

約数和(自身を除く): 58273475520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 64, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 128, 130, 144, 150, 156, 160, 180, 192, 195, 200, 208, 225, 234, 240, 260, 288, 300, 312, 320, 325, 360, 384, 390, 400, 416, 450, 468, 480, 520, 576, 585, 600, 624, 640, 650, 720, 780, 800, 832, 900, 936, 960, 975, 1040, 1152, 1170, 1200, 1248, 1300, 1440, 1560, 1600, 1664, 1800, 1872, 1920, 1950, 2080, 2340, 2400, 2496, 2600, 2880, 2925, 3120, 3200, 3600, 3744, 3900, 4160, 4680, 4800, 4992, 5200, 5760, 5850, 6240, 7200, 7488, 7800, 8320, 9360, 9600, 10400, 11700, 12480, 14400, 14976, 15600, 18720, 20800, 23400, 24960, 28800, 31200, 37440, 41600, 46800, 54751, 62400, 74880, 93600, 109502, 124800, 164253, 187200, 219004, 273755, 328506, 374400, 438008, 492759, 547510, 657012, 711763, 821265, 876016, 985518, 1095020, 1314024, 1368775, 1423526, 1642530, 1752032, 1971036, 2135289, 2190040, 2463795, 2628048, 2737550, 2847052, 3285060, 3504064, 3558815, 3942072, 4106325, 4270578, 4380080, 4927590, 5256096, 5475100, 5694104, 6405867, 6570120, 7008128, 7117630, 7884144, 8212650, 8541156, 8760160, 9855180, 10512192, 10676445, 10950200, 11388208, 12318975, 12811734, 13140240, 14235260, 15768288, 16425300, 17082312, 17520320, 17794075, 19710360, 21024384, 21352890, 21900400, 22776416, 24637950, 25623468, 26280480, 28470520, 31536576, 32029335, 32850600, 34164624, 35040640, 35588150, 39420720, 42705780, 43800800, 45552832, 49275900, 51246936, 52560960, 53382225, 56941040, 63073152, 64058670, 65701200, 68329248, 71176300, 78841440, 85411560, 87601600, 91105664, 98551800, 102493872, 105121920, 106764450, 113882080, 128117340, 131402400, 136658496, 142352600, 157682880, 160146675, 170823120, 175203200, 197103600, 204987744, 213528900, 227764160, 256234680, 262804800, 273316992, 284705200, 315365760, 320293350, 341646240, 394207200, 409975488, 427057800, 455528320, 512469360, 525609600, 569410400, 640586700, 683292480, 788414400, 819950976, 854115600, 1024938720, 1138820800, 1281173400, 1366584960, 1576828800, 1708231200, 2049877440, 2277641600, 2562346800, 3416462400, 4099754880, 5124693600, 6832924800, 10249387200, 20498774400]

約数ペア:

[(1, 20498774400), (2, 10249387200), (3, 6832924800), (4, 5124693600), (5, 4099754880), (6, 3416462400), (8, 2562346800), (9, 2277641600), (10, 2049877440), (12, 1708231200), (13, 1576828800), (15, 1366584960), (16, 1281173400), (18, 1138820800), (20, 1024938720), (24, 854115600), (25, 819950976), (26, 788414400), (30, 683292480), (32, 640586700), (36, 569410400), (39, 525609600), (40, 512469360), (45, 455528320), (48, 427057800), (50, 409975488), (52, 394207200), (60, 341646240), (64, 320293350), (65, 315365760), (72, 284705200), (75, 273316992), (78, 262804800), (80, 256234680), (90, 227764160), (96, 213528900), (100, 204987744), (104, 197103600), (117, 175203200), (120, 170823120), (128, 160146675), (130, 157682880), (144, 142352600), (150, 136658496), (156, 131402400), (160, 128117340), (180, 113882080), (192, 106764450), (195, 105121920), (200, 102493872), (208, 98551800), (225, 91105664), (234, 87601600), (240, 85411560), (260, 78841440), (288, 71176300), (300, 68329248), (312, 65701200), (320, 64058670), (325, 63073152), (360, 56941040), (384, 53382225), (390, 52560960), (400, 51246936), (416, 49275900), (450, 45552832), (468, 43800800), (480, 42705780), (520, 39420720), (576, 35588150), (585, 35040640), (600, 34164624), (624, 32850600), (640, 32029335), (650, 31536576), (720, 28470520), (780, 26280480), (800, 25623468), (832, 24637950), (900, 22776416), (936, 21900400), (960, 21352890), (975, 21024384), (1040, 19710360), (1152, 17794075), (1170, 17520320), (1200, 17082312), (1248, 16425300), (1300, 15768288), (1440, 14235260), (1560, 13140240), (1600, 12811734), (1664, 12318975), (1800, 11388208), (1872, 10950200), (1920, 10676445), (1950, 10512192), (2080, 9855180), (2340, 8760160), (2400, 8541156), (2496, 8212650), (2600, 7884144), (2880, 7117630), (2925, 7008128), (3120, 6570120), (3200, 6405867), (3600, 5694104), (3744, 5475100), (3900, 5256096), (4160, 4927590), (4680, 4380080), (4800, 4270578), (4992, 4106325), (5200, 3942072), (5760, 3558815), (5850, 3504064), (6240, 3285060), (7200, 2847052), (7488, 2737550), (7800, 2628048), (8320, 2463795), (9360, 2190040), (9600, 2135289), (10400, 1971036), (11700, 1752032), (12480, 1642530), (14400, 1423526), (14976, 1368775), (15600, 1314024), (18720, 1095020), (20800, 985518), (23400, 876016), (24960, 821265), (28800, 711763), (31200, 657012), (37440, 547510), (41600, 492759), (46800, 438008), (54751, 374400), (62400, 328506), (74880, 273755), (93600, 219004), (109502, 187200), (124800, 164253)]