396961320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{472573}}^1$

素因数の和:472594

約数の個数: 64

約数和(自身を含む): 1361013120

約数和(自身を除く): 964051800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 472573, 945146, 1417719, 1890292, 2362865, 2835438, 3308011, 3780584, 4725730, 5670876, 6616022, 7088595, 9451460, 9924033, 11341752, 13232044, 14177190, 16540055, 18902920, 19848066, 26464088, 28354380, 33080110, 39696132, 49620165, 56708760, 66160220, 79392264, 99240330, 132320440, 198480660, 396961320]

約数ペア:

[(1, 396961320), (2, 198480660), (3, 132320440), (4, 99240330), (5, 79392264), (6, 66160220), (7, 56708760), (8, 49620165), (10, 39696132), (12, 33080110), (14, 28354380), (15, 26464088), (20, 19848066), (21, 18902920), (24, 16540055), (28, 14177190), (30, 13232044), (35, 11341752), (40, 9924033), (42, 9451460), (56, 7088595), (60, 6616022), (70, 5670876), (84, 4725730), (105, 3780584), (120, 3308011), (140, 2835438), (168, 2362865), (210, 1890292), (280, 1417719), (420, 945146), (840, 472573)]