28981104000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{26251}}^1$

素因数の和:26306

約数の個数: 256

約数和(自身を含む): 100253237760

約数和(自身を除く): 71272133760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 64, 69, 75, 80, 92, 96, 100, 115, 120, 125, 128, 138, 150, 160, 184, 192, 200, 230, 240, 250, 276, 300, 320, 345, 368, 375, 384, 400, 460, 480, 500, 552, 575, 600, 640, 690, 736, 750, 800, 920, 960, 1000, 1104, 1150, 1200, 1380, 1472, 1500, 1600, 1725, 1840, 1920, 2000, 2208, 2300, 2400, 2760, 2875, 2944, 3000, 3200, 3450, 3680, 4000, 4416, 4600, 4800, 5520, 5750, 6000, 6900, 7360, 8000, 8625, 8832, 9200, 9600, 11040, 11500, 12000, 13800, 14720, 16000, 17250, 18400, 22080, 23000, 24000, 26251, 27600, 34500, 36800, 44160, 46000, 48000, 52502, 55200, 69000, 73600, 78753, 92000, 105004, 110400, 131255, 138000, 157506, 184000, 210008, 220800, 262510, 276000, 315012, 368000, 393765, 420016, 525020, 552000, 603773, 630024, 656275, 787530, 840032, 1050040, 1104000, 1207546, 1260048, 1312550, 1575060, 1680064, 1811319, 1968825, 2100080, 2415092, 2520096, 2625100, 3018865, 3150120, 3281375, 3360128, 3622638, 3937650, 4200160, 4830184, 5040192, 5250200, 6037730, 6300240, 6562750, 7245276, 7875300, 8400320, 9056595, 9660368, 9844125, 10080384, 10500400, 12075460, 12600480, 13125500, 14490552, 15094325, 15750600, 16800640, 18113190, 19320736, 19688250, 21000800, 24150920, 25200960, 26251000, 28981104, 30188650, 31501200, 36226380, 38641472, 39376500, 42001600, 45282975, 48301840, 50401920, 52502000, 57962208, 60377300, 63002400, 72452760, 75471625, 77282944, 78753000, 84003200, 90565950, 96603680, 105004000, 115924416, 120754600, 126004800, 144905520, 150943250, 157506000, 181131900, 193207360, 210008000, 226414875, 231848832, 241509200, 252009600, 289811040, 301886500, 315012000, 362263800, 386414720, 420016000, 452829750, 483018400, 579622080, 603773000, 630024000, 724527600, 905659500, 966036800, 1159244160, 1207546000, 1260048000, 1449055200, 1811319000, 1932073600, 2415092000, 2898110400, 3622638000, 4830184000, 5796220800, 7245276000, 9660368000, 14490552000, 28981104000]

約数ペア:

[(1, 28981104000), (2, 14490552000), (3, 9660368000), (4, 7245276000), (5, 5796220800), (6, 4830184000), (8, 3622638000), (10, 2898110400), (12, 2415092000), (15, 1932073600), (16, 1811319000), (20, 1449055200), (23, 1260048000), (24, 1207546000), (25, 1159244160), (30, 966036800), (32, 905659500), (40, 724527600), (46, 630024000), (48, 603773000), (50, 579622080), (60, 483018400), (64, 452829750), (69, 420016000), (75, 386414720), (80, 362263800), (92, 315012000), (96, 301886500), (100, 289811040), (115, 252009600), (120, 241509200), (125, 231848832), (128, 226414875), (138, 210008000), (150, 193207360), (160, 181131900), (184, 157506000), (192, 150943250), (200, 144905520), (230, 126004800), (240, 120754600), (250, 115924416), (276, 105004000), (300, 96603680), (320, 90565950), (345, 84003200), (368, 78753000), (375, 77282944), (384, 75471625), (400, 72452760), (460, 63002400), (480, 60377300), (500, 57962208), (552, 52502000), (575, 50401920), (600, 48301840), (640, 45282975), (690, 42001600), (736, 39376500), (750, 38641472), (800, 36226380), (920, 31501200), (960, 30188650), (1000, 28981104), (1104, 26251000), (1150, 25200960), (1200, 24150920), (1380, 21000800), (1472, 19688250), (1500, 19320736), (1600, 18113190), (1725, 16800640), (1840, 15750600), (1920, 15094325), (2000, 14490552), (2208, 13125500), (2300, 12600480), (2400, 12075460), (2760, 10500400), (2875, 10080384), (2944, 9844125), (3000, 9660368), (3200, 9056595), (3450, 8400320), (3680, 7875300), (4000, 7245276), (4416, 6562750), (4600, 6300240), (4800, 6037730), (5520, 5250200), (5750, 5040192), (6000, 4830184), (6900, 4200160), (7360, 3937650), (8000, 3622638), (8625, 3360128), (8832, 3281375), (9200, 3150120), (9600, 3018865), (11040, 2625100), (11500, 2520096), (12000, 2415092), (13800, 2100080), (14720, 1968825), (16000, 1811319), (17250, 1680064), (18400, 1575060), (22080, 1312550), (23000, 1260048), (24000, 1207546), (26251, 1104000), (27600, 1050040), (34500, 840032), (36800, 787530), (44160, 656275), (46000, 630024), (48000, 603773), (52502, 552000), (55200, 525020), (69000, 420016), (73600, 393765), (78753, 368000), (92000, 315012), (105004, 276000), (110400, 262510), (131255, 220800), (138000, 210008), (157506, 184000)]