168897420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{312773}}^1$

素因数の和:312791

約数の個数: 48

約数和(自身を含む): 525460320

約数和(自身を除く): 356562900

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, 312773, 625546, 938319, 1251092, 1563865, 1876638, 2814957, 3127730, 3753276, 4691595, 5629914, 6255460, 8444871, 9383190, 11259828, 14074785, 16889742, 18766380, 28149570, 33779484, 42224355, 56299140, 84448710, 168897420]

約数ペア:

[(1, 168897420), (2, 84448710), (3, 56299140), (4, 42224355), (5, 33779484), (6, 28149570), (9, 18766380), (10, 16889742), (12, 14074785), (15, 11259828), (18, 9383190), (20, 8444871), (27, 6255460), (30, 5629914), (36, 4691595), (45, 3753276), (54, 3127730), (60, 2814957), (90, 1876638), (108, 1563865), (135, 1251092), (180, 938319), (270, 625546), (540, 312773)]