168816420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{312623}}^1$

素因数の和:312641

約数の個数: 48

約数和(自身を含む): 525208320

約数和(自身を除く): 356391900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 312623, 625246, 937869, 1250492, 1563115, 1875738, 2813607, 3126230, 3751476, 4689345, 5627214, 6252460, 8440821, 9378690, 11254428, 14068035, 16881642, 18757380, 28136070, 33763284, 42204105, 56272140, 84408210, 168816420]

約数ペア:

[(1, 168816420), (2, 84408210), (3, 56272140), (4, 42204105), (5, 33763284), (6, 28136070), (9, 18757380), (10, 16881642), (12, 14068035), (15, 11254428), (18, 9378690), (20, 8440821), (27, 6252460), (30, 5627214), (36, 4689345), (45, 3751476), (54, 3126230), (60, 2813607), (90, 1875738), (108, 1563115), (135, 1250492), (180, 937869), (270, 625246), (540, 312623)]