15123990000

素因数分解:

$2^4\times 3^1\times 5^4\times 7^1\times {\mathrm{72019}}^1$

素因数の和:72057

約数の個数: 200

約数和(自身を含む): 55797639040

約数和(自身を除く): 40673649040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 125, 140, 150, 168, 175, 200, 210, 240, 250, 280, 300, 336, 350, 375, 400, 420, 500, 525, 560, 600, 625, 700, 750, 840, 875, 1000, 1050, 1200, 1250, 1400, 1500, 1680, 1750, 1875, 2000, 2100, 2500, 2625, 2800, 3000, 3500, 3750, 4200, 4375, 5000, 5250, 6000, 7000, 7500, 8400, 8750, 10000, 10500, 13125, 14000, 15000, 17500, 21000, 26250, 30000, 35000, 42000, 52500, 70000, 72019, 105000, 144038, 210000, 216057, 288076, 360095, 432114, 504133, 576152, 720190, 864228, 1008266, 1080285, 1152304, 1440380, 1512399, 1728456, 1800475, 2016532, 2160570, 2520665, 2880760, 3024798, 3456912, 3600950, 4033064, 4321140, 5041330, 5401425, 5761520, 6049596, 7201900, 7561995, 8066128, 8642280, 9002375, 10082660, 10802850, 12099192, 12603325, 14403800, 15123990, 17284560, 18004750, 20165320, 21605700, 24198384, 25206650, 27007125, 28807600, 30247980, 36009500, 37809975, 40330640, 43211400, 45011875, 50413300, 54014250, 60495960, 63016625, 72019000, 75619950, 86422800, 90023750, 100826600, 108028500, 120991920, 126033250, 135035625, 144038000, 151239900, 180047500, 189049875, 201653200, 216057000, 252066500, 270071250, 302479800, 315083125, 360095000, 378099750, 432114000, 504133000, 540142500, 604959600, 630166250, 720190000, 756199500, 945249375, 1008266000, 1080285000, 1260332500, 1512399000, 1890498750, 2160570000, 2520665000, 3024798000, 3780997500, 5041330000, 7561995000, 15123990000]

約数ペア:

[(1, 15123990000), (2, 7561995000), (3, 5041330000), (4, 3780997500), (5, 3024798000), (6, 2520665000), (7, 2160570000), (8, 1890498750), (10, 1512399000), (12, 1260332500), (14, 1080285000), (15, 1008266000), (16, 945249375), (20, 756199500), (21, 720190000), (24, 630166250), (25, 604959600), (28, 540142500), (30, 504133000), (35, 432114000), (40, 378099750), (42, 360095000), (48, 315083125), (50, 302479800), (56, 270071250), (60, 252066500), (70, 216057000), (75, 201653200), (80, 189049875), (84, 180047500), (100, 151239900), (105, 144038000), (112, 135035625), (120, 126033250), (125, 120991920), (140, 108028500), (150, 100826600), (168, 90023750), (175, 86422800), (200, 75619950), (210, 72019000), (240, 63016625), (250, 60495960), (280, 54014250), (300, 50413300), (336, 45011875), (350, 43211400), (375, 40330640), (400, 37809975), (420, 36009500), (500, 30247980), (525, 28807600), (560, 27007125), (600, 25206650), (625, 24198384), (700, 21605700), (750, 20165320), (840, 18004750), (875, 17284560), (1000, 15123990), (1050, 14403800), (1200, 12603325), (1250, 12099192), (1400, 10802850), (1500, 10082660), (1680, 9002375), (1750, 8642280), (1875, 8066128), (2000, 7561995), (2100, 7201900), (2500, 6049596), (2625, 5761520), (2800, 5401425), (3000, 5041330), (3500, 4321140), (3750, 4033064), (4200, 3600950), (4375, 3456912), (5000, 3024798), (5250, 2880760), (6000, 2520665), (7000, 2160570), (7500, 2016532), (8400, 1800475), (8750, 1728456), (10000, 1512399), (10500, 1440380), (13125, 1152304), (14000, 1080285), (15000, 1008266), (17500, 864228), (21000, 720190), (26250, 576152), (30000, 504133), (35000, 432114), (42000, 360095), (52500, 288076), (70000, 216057), (72019, 210000), (105000, 144038)]