121988800

素因数分解:

$2^6\times 5^2\times {\mathrm{76243}}^1$

素因数の和:76265

約数の個数: 42

約数和(自身を含む): 300172628

約数和(自身を除く): 178183828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 76243, 152486, 304972, 381215, 609944, 762430, 1219888, 1524860, 1906075, 2439776, 3049720, 3812150, 4879552, 6099440, 7624300, 12198880, 15248600, 24397760, 30497200, 60994400, 121988800]

約数ペア:

[(1, 121988800), (2, 60994400), (4, 30497200), (5, 24397760), (8, 15248600), (10, 12198880), (16, 7624300), (20, 6099440), (25, 4879552), (32, 3812150), (40, 3049720), (50, 2439776), (64, 1906075), (80, 1524860), (100, 1219888), (160, 762430), (200, 609944), (320, 381215), (400, 304972), (800, 152486), (1600, 76243)]