388950800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4481}}^1$

素因数の和:4537

約数の個数: 120

約数和(自身を含む): 1102643712

約数和(自身を除く): 713692912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 868, 1085, 1240, 1400, 1550, 1736, 2170, 2480, 2800, 3100, 3472, 4340, 4481, 5425, 6200, 8680, 8962, 10850, 12400, 17360, 17924, 21700, 22405, 31367, 35848, 43400, 44810, 62734, 71696, 86800, 89620, 112025, 125468, 138911, 156835, 179240, 224050, 250936, 277822, 313670, 358480, 448100, 501872, 555644, 627340, 694555, 784175, 896200, 972377, 1111288, 1254680, 1389110, 1568350, 1792400, 1944754, 2222576, 2509360, 2778220, 3136700, 3472775, 3889508, 4861885, 5556440, 6273400, 6945550, 7779016, 9723770, 11112880, 12546800, 13891100, 15558032, 19447540, 24309425, 27782200, 38895080, 48618850, 55564400, 77790160, 97237700, 194475400, 388950800]

約数ペア:

[(1, 388950800), (2, 194475400), (4, 97237700), (5, 77790160), (7, 55564400), (8, 48618850), (10, 38895080), (14, 27782200), (16, 24309425), (20, 19447540), (25, 15558032), (28, 13891100), (31, 12546800), (35, 11112880), (40, 9723770), (50, 7779016), (56, 6945550), (62, 6273400), (70, 5556440), (80, 4861885), (100, 3889508), (112, 3472775), (124, 3136700), (140, 2778220), (155, 2509360), (175, 2222576), (200, 1944754), (217, 1792400), (248, 1568350), (280, 1389110), (310, 1254680), (350, 1111288), (400, 972377), (434, 896200), (496, 784175), (560, 694555), (620, 627340), (700, 555644), (775, 501872), (868, 448100), (1085, 358480), (1240, 313670), (1400, 277822), (1550, 250936), (1736, 224050), (2170, 179240), (2480, 156835), (2800, 138911), (3100, 125468), (3472, 112025), (4340, 89620), (4481, 86800), (5425, 71696), (6200, 62734), (8680, 44810), (8962, 43400), (10850, 35848), (12400, 31367), (17360, 22405), (17924, 21700)]