71768760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{85439}}^1$

素因数の和:85460

約数の個数: 64

約数和(自身を含む): 246067200

約数和(自身を除く): 174298440

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, 85439, 170878, 256317, 341756, 427195, 512634, 598073, 683512, 854390, 1025268, 1196146, 1281585, 1708780, 1794219, 2050536, 2392292, 2563170, 2990365, 3417560, 3588438, 4784584, 5126340, 5980730, 7176876, 8971095, 10252680, 11961460, 14353752, 17942190, 23922920, 35884380, 71768760]

約数ペア:

[(1, 71768760), (2, 35884380), (3, 23922920), (4, 17942190), (5, 14353752), (6, 11961460), (7, 10252680), (8, 8971095), (10, 7176876), (12, 5980730), (14, 5126340), (15, 4784584), (20, 3588438), (21, 3417560), (24, 2990365), (28, 2563170), (30, 2392292), (35, 2050536), (40, 1794219), (42, 1708780), (56, 1281585), (60, 1196146), (70, 1025268), (84, 854390), (105, 683512), (120, 598073), (140, 512634), (168, 427195), (210, 341756), (280, 256317), (420, 170878), (840, 85439)]