291338160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1213909}}^1$

素因数の和:1213925

約数の個数: 40

約数和(自身を含む): 903149040

約数和(自身を除く): 611810880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1213909, 2427818, 3641727, 4855636, 6069545, 7283454, 9711272, 12139090, 14566908, 18208635, 19422544, 24278180, 29133816, 36417270, 48556360, 58267632, 72834540, 97112720, 145669080, 291338160]

約数ペア:

[(1, 291338160), (2, 145669080), (3, 97112720), (4, 72834540), (5, 58267632), (6, 48556360), (8, 36417270), (10, 29133816), (12, 24278180), (15, 19422544), (16, 18208635), (20, 14566908), (24, 12139090), (30, 9711272), (40, 7283454), (48, 6069545), (60, 4855636), (80, 3641727), (120, 2427818), (240, 1213909)]