128783949168

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{383285563}}^1$

素因数の和:383285581

約数の個数: 40

約数和(自身を含む): 380219279488

約数和(自身を除く): 251435330320

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 383285563, 766571126, 1149856689, 1533142252, 2299713378, 2682998941, 3066284504, 4599426756, 5365997882, 6132569008, 8048996823, 9198853512, 10731995764, 16097993646, 18397707024, 21463991528, 32195987292, 42927983056, 64391974584, 128783949168]

約数ペア:

[(1, 128783949168), (2, 64391974584), (3, 42927983056), (4, 32195987292), (6, 21463991528), (7, 18397707024), (8, 16097993646), (12, 10731995764), (14, 9198853512), (16, 8048996823), (21, 6132569008), (24, 5365997882), (28, 4599426756), (42, 3066284504), (48, 2682998941), (56, 2299713378), (84, 1533142252), (112, 1149856689), (168, 766571126), (336, 383285563)]