313366880

素因数分解:

$2^5\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2963}}^1$

素因数の和:3639

約数の個数: 48

約数和(自身を含む): 741699504

約数和(自身を除く): 428332624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 661, 1322, 2644, 2963, 3305, 5288, 5926, 6610, 10576, 11852, 13220, 14815, 21152, 23704, 26440, 29630, 47408, 52880, 59260, 94816, 105760, 118520, 237040, 474080, 1958543, 3917086, 7834172, 9792715, 15668344, 19585430, 31336688, 39170860, 62673376, 78341720, 156683440, 313366880]

約数ペア:

[(1, 313366880), (2, 156683440), (4, 78341720), (5, 62673376), (8, 39170860), (10, 31336688), (16, 19585430), (20, 15668344), (32, 9792715), (40, 7834172), (80, 3917086), (160, 1958543), (661, 474080), (1322, 237040), (2644, 118520), (2963, 105760), (3305, 94816), (5288, 59260), (5926, 52880), (6610, 47408), (10576, 29630), (11852, 26440), (13220, 23704), (14815, 21152)]