1211520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{631}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 3867840

約数和(自身を除く): 2656320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 631, 640, 960, 1262, 1893, 1920, 2524, 3155, 3786, 5048, 6310, 7572, 9465, 10096, 12620, 15144, 18930, 20192, 25240, 30288, 37860, 40384, 50480, 60576, 75720, 80768, 100960, 121152, 151440, 201920, 242304, 302880, 403840, 605760, 1211520]

約数ペア:

[(1, 1211520), (2, 605760), (3, 403840), (4, 302880), (5, 242304), (6, 201920), (8, 151440), (10, 121152), (12, 100960), (15, 80768), (16, 75720), (20, 60576), (24, 50480), (30, 40384), (32, 37860), (40, 30288), (48, 25240), (60, 20192), (64, 18930), (80, 15144), (96, 12620), (120, 10096), (128, 9465), (160, 7572), (192, 6310), (240, 5048), (320, 3786), (384, 3155), (480, 2524), (631, 1920), (640, 1893), (960, 1262)]