1780708215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{3361}}^1$

素因数の和:3425

約数の個数: 96

約数和(自身を含む): 3543816960

約数和(自身を除く): 1763108745

約数列:

[1, 3, 5, 11, 13, 15, 19, 33, 39, 55, 57, 65, 95, 143, 165, 169, 195, 209, 247, 285, 429, 507, 627, 715, 741, 845, 1045, 1235, 1859, 2145, 2535, 2717, 3135, 3211, 3361, 3705, 5577, 8151, 9295, 9633, 10083, 13585, 16055, 16805, 27885, 35321, 36971, 40755, 43693, 48165, 50415, 63859, 105963, 110913, 131079, 176605, 184855, 191577, 218465, 319295, 480623, 529815, 554565, 568009, 655395, 702449, 830167, 957885, 1441869, 1704027, 2107347, 2403115, 2490501, 2840045, 3512245, 4150835, 6248099, 7209345, 8520135, 9131837, 10536735, 10792171, 12452505, 18744297, 27395511, 31240495, 32376513, 45659185, 53960855, 93721485, 118713881, 136977555, 161882565, 356141643, 593569405, 1780708215]

約数ペア:

[(1, 1780708215), (3, 593569405), (5, 356141643), (11, 161882565), (13, 136977555), (15, 118713881), (19, 93721485), (33, 53960855), (39, 45659185), (55, 32376513), (57, 31240495), (65, 27395511), (95, 18744297), (143, 12452505), (165, 10792171), (169, 10536735), (195, 9131837), (209, 8520135), (247, 7209345), (285, 6248099), (429, 4150835), (507, 3512245), (627, 2840045), (715, 2490501), (741, 2403115), (845, 2107347), (1045, 1704027), (1235, 1441869), (1859, 957885), (2145, 830167), (2535, 702449), (2717, 655395), (3135, 568009), (3211, 554565), (3361, 529815), (3705, 480623), (5577, 319295), (8151, 218465), (9295, 191577), (9633, 184855), (10083, 176605), (13585, 131079), (16055, 110913), (16805, 105963), (27885, 63859), (35321, 50415), (36971, 48165), (40755, 43693)]