171349620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{219679}}^1$

素因数の和:219704

約数の個数: 48

約数和(自身を含む): 516687360

約数和(自身を除く): 345337740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 219679, 439358, 659037, 878716, 1098395, 1318074, 2196790, 2636148, 2855827, 3295185, 4393580, 5711654, 6590370, 8567481, 11423308, 13180740, 14279135, 17134962, 28558270, 34269924, 42837405, 57116540, 85674810, 171349620]

約数ペア:

[(1, 171349620), (2, 85674810), (3, 57116540), (4, 42837405), (5, 34269924), (6, 28558270), (10, 17134962), (12, 14279135), (13, 13180740), (15, 11423308), (20, 8567481), (26, 6590370), (30, 5711654), (39, 4393580), (52, 3295185), (60, 2855827), (65, 2636148), (78, 2196790), (130, 1318074), (156, 1098395), (195, 878716), (260, 659037), (390, 439358), (780, 219679)]