217351920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2017}}^1$

素因数の和:2482

約数の個数: 80

約数和(自身を含む): 675626400

約数和(自身を除く): 458274480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 449, 898, 1347, 1796, 2017, 2245, 2694, 3592, 4034, 4490, 5388, 6051, 6735, 7184, 8068, 8980, 10085, 10776, 12102, 13470, 16136, 17960, 20170, 21552, 24204, 26940, 30255, 32272, 35920, 40340, 48408, 53880, 60510, 80680, 96816, 107760, 121020, 161360, 242040, 484080, 905633, 1811266, 2716899, 3622532, 4528165, 5433798, 7245064, 9056330, 10867596, 13584495, 14490128, 18112660, 21735192, 27168990, 36225320, 43470384, 54337980, 72450640, 108675960, 217351920]

約数ペア:

[(1, 217351920), (2, 108675960), (3, 72450640), (4, 54337980), (5, 43470384), (6, 36225320), (8, 27168990), (10, 21735192), (12, 18112660), (15, 14490128), (16, 13584495), (20, 10867596), (24, 9056330), (30, 7245064), (40, 5433798), (48, 4528165), (60, 3622532), (80, 2716899), (120, 1811266), (240, 905633), (449, 484080), (898, 242040), (1347, 161360), (1796, 121020), (2017, 107760), (2245, 96816), (2694, 80680), (3592, 60510), (4034, 53880), (4490, 48408), (5388, 40340), (6051, 35920), (6735, 32272), (7184, 30255), (8068, 26940), (8980, 24204), (10085, 21552), (10776, 20170), (12102, 17960), (13470, 16136)]