291228240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1213451}}^1$

素因数の和:1213467

約数の個数: 40

約数和(自身を含む): 902808288

約数和(自身を除く): 611580048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1213451, 2426902, 3640353, 4853804, 6067255, 7280706, 9707608, 12134510, 14561412, 18201765, 19415216, 24269020, 29122824, 36403530, 48538040, 58245648, 72807060, 97076080, 145614120, 291228240]

約数ペア:

[(1, 291228240), (2, 145614120), (3, 97076080), (4, 72807060), (5, 58245648), (6, 48538040), (8, 36403530), (10, 29122824), (12, 24269020), (15, 19415216), (16, 18201765), (20, 14561412), (24, 12134510), (30, 9707608), (40, 7280706), (48, 6067255), (60, 4853804), (80, 3640353), (120, 2426902), (240, 1213451)]