84684880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1559}}^1$

素因数の和:1676

約数の個数: 80

約数和(自身を含む): 227485440

約数和(自身を除く): 142800560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1559, 1940, 2716, 3118, 3395, 3880, 5432, 6236, 6790, 7760, 7795, 10864, 10913, 12472, 13580, 15590, 21826, 24944, 27160, 31180, 43652, 54320, 54565, 62360, 87304, 109130, 124720, 151223, 174608, 218260, 302446, 436520, 604892, 756115, 873040, 1058561, 1209784, 1512230, 2117122, 2419568, 3024460, 4234244, 5292805, 6048920, 8468488, 10585610, 12097840, 16936976, 21171220, 42342440, 84684880]

約数ペア:

[(1, 84684880), (2, 42342440), (4, 21171220), (5, 16936976), (7, 12097840), (8, 10585610), (10, 8468488), (14, 6048920), (16, 5292805), (20, 4234244), (28, 3024460), (35, 2419568), (40, 2117122), (56, 1512230), (70, 1209784), (80, 1058561), (97, 873040), (112, 756115), (140, 604892), (194, 436520), (280, 302446), (388, 218260), (485, 174608), (560, 151223), (679, 124720), (776, 109130), (970, 87304), (1358, 62360), (1552, 54565), (1559, 54320), (1940, 43652), (2716, 31180), (3118, 27160), (3395, 24944), (3880, 21826), (5432, 15590), (6236, 13580), (6790, 12472), (7760, 10913), (7795, 10864)]