379778840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71387}}^1$

素因数の和:71424

約数の個数: 64

約数和(自身を含む): 1027987200

約数和(自身を除く): 648208360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 71387, 142774, 285548, 356935, 499709, 571096, 713870, 999418, 1356353, 1427740, 1998836, 2498545, 2712706, 2855480, 3997672, 4997090, 5425412, 6781765, 9494471, 9994180, 10850824, 13563530, 18988942, 19988360, 27127060, 37977884, 47472355, 54254120, 75955768, 94944710, 189889420, 379778840]

約数ペア:

[(1, 379778840), (2, 189889420), (4, 94944710), (5, 75955768), (7, 54254120), (8, 47472355), (10, 37977884), (14, 27127060), (19, 19988360), (20, 18988942), (28, 13563530), (35, 10850824), (38, 9994180), (40, 9494471), (56, 6781765), (70, 5425412), (76, 4997090), (95, 3997672), (133, 2855480), (140, 2712706), (152, 2498545), (190, 1998836), (266, 1427740), (280, 1356353), (380, 999418), (532, 713870), (665, 571096), (760, 499709), (1064, 356935), (1330, 285548), (2660, 142774), (5320, 71387)]