287142720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{299107}}^1$

素因数の和:299127

約数の個数: 56

約数和(自身を含む): 911681184

約数和(自身を除く): 624538464

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, 160, 192, 240, 320, 480, 960, 299107, 598214, 897321, 1196428, 1495535, 1794642, 2392856, 2991070, 3589284, 4486605, 4785712, 5982140, 7178568, 8973210, 9571424, 11964280, 14357136, 17946420, 19142848, 23928560, 28714272, 35892840, 47857120, 57428544, 71785680, 95714240, 143571360, 287142720]

約数ペア:

[(1, 287142720), (2, 143571360), (3, 95714240), (4, 71785680), (5, 57428544), (6, 47857120), (8, 35892840), (10, 28714272), (12, 23928560), (15, 19142848), (16, 17946420), (20, 14357136), (24, 11964280), (30, 9571424), (32, 8973210), (40, 7178568), (48, 5982140), (60, 4785712), (64, 4486605), (80, 3589284), (96, 2991070), (120, 2392856), (160, 1794642), (192, 1495535), (240, 1196428), (320, 897321), (480, 598214), (960, 299107)]