1520406315

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{19121}}^1$

素因数の和:19185

約数の個数: 64

約数和(自身を含む): 2937139200

約数和(自身を除く): 1416732885

約数列:

[1, 3, 5, 9, 15, 19, 27, 31, 45, 57, 93, 95, 135, 155, 171, 279, 285, 465, 513, 589, 837, 855, 1395, 1767, 2565, 2945, 4185, 5301, 8835, 15903, 19121, 26505, 57363, 79515, 95605, 172089, 286815, 363299, 516267, 592751, 860445, 1089897, 1778253, 1816495, 2581335, 2963755, 3269691, 5334759, 5449485, 8891265, 9809073, 11262269, 16004277, 16348455, 26673795, 33786807, 49045365, 56311345, 80021385, 101360421, 168934035, 304081263, 506802105, 1520406315]

約数ペア:

[(1, 1520406315), (3, 506802105), (5, 304081263), (9, 168934035), (15, 101360421), (19, 80021385), (27, 56311345), (31, 49045365), (45, 33786807), (57, 26673795), (93, 16348455), (95, 16004277), (135, 11262269), (155, 9809073), (171, 8891265), (279, 5449485), (285, 5334759), (465, 3269691), (513, 2963755), (589, 2581335), (837, 1816495), (855, 1778253), (1395, 1089897), (1767, 860445), (2565, 592751), (2945, 516267), (4185, 363299), (5301, 286815), (8835, 172089), (15903, 95605), (19121, 79515), (26505, 57363)]