419811000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{19991}}^1$

素因数の和:20022

約数の個数: 128

約数和(自身を含む): 1497000960

約数和(自身を除く): 1077189960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2625, 3000, 3500, 4200, 5250, 7000, 10500, 19991, 21000, 39982, 59973, 79964, 99955, 119946, 139937, 159928, 199910, 239892, 279874, 299865, 399820, 419811, 479784, 499775, 559748, 599730, 699685, 799640, 839622, 999550, 1119496, 1199460, 1399370, 1499325, 1679244, 1999100, 2099055, 2398920, 2498875, 2798740, 2998650, 3358488, 3498425, 3998200, 4198110, 4997750, 5597480, 5997300, 6996850, 7496625, 8396220, 9995500, 10495275, 11994600, 13993700, 14993250, 16792440, 17492125, 19991000, 20990550, 27987400, 29986500, 34984250, 41981100, 52476375, 59973000, 69968500, 83962200, 104952750, 139937000, 209905500, 419811000]

約数ペア:

[(1, 419811000), (2, 209905500), (3, 139937000), (4, 104952750), (5, 83962200), (6, 69968500), (7, 59973000), (8, 52476375), (10, 41981100), (12, 34984250), (14, 29986500), (15, 27987400), (20, 20990550), (21, 19991000), (24, 17492125), (25, 16792440), (28, 14993250), (30, 13993700), (35, 11994600), (40, 10495275), (42, 9995500), (50, 8396220), (56, 7496625), (60, 6996850), (70, 5997300), (75, 5597480), (84, 4997750), (100, 4198110), (105, 3998200), (120, 3498425), (125, 3358488), (140, 2998650), (150, 2798740), (168, 2498875), (175, 2398920), (200, 2099055), (210, 1999100), (250, 1679244), (280, 1499325), (300, 1399370), (350, 1199460), (375, 1119496), (420, 999550), (500, 839622), (525, 799640), (600, 699685), (700, 599730), (750, 559748), (840, 499775), (875, 479784), (1000, 419811), (1050, 399820), (1400, 299865), (1500, 279874), (1750, 239892), (2100, 199910), (2625, 159928), (3000, 139937), (3500, 119946), (4200, 99955), (5250, 79964), (7000, 59973), (10500, 39982), (19991, 21000)]