181003212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{881}}^1$

素因数の和:1343

約数の個数: 72

約数和(自身を含む): 494413920

約数和(自身を除く): 313410708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 439, 468, 878, 881, 1317, 1756, 1762, 2634, 2643, 3524, 3951, 5268, 5286, 5707, 7902, 7929, 10572, 11414, 11453, 15804, 15858, 17121, 22828, 22906, 31716, 34242, 34359, 45812, 51363, 68484, 68718, 102726, 103077, 137436, 205452, 206154, 386759, 412308, 773518, 1160277, 1547036, 2320554, 3480831, 4641108, 5027867, 6961662, 10055734, 13923324, 15083601, 20111468, 30167202, 45250803, 60334404, 90501606, 181003212]

約数ペア:

[(1, 181003212), (2, 90501606), (3, 60334404), (4, 45250803), (6, 30167202), (9, 20111468), (12, 15083601), (13, 13923324), (18, 10055734), (26, 6961662), (36, 5027867), (39, 4641108), (52, 3480831), (78, 2320554), (117, 1547036), (156, 1160277), (234, 773518), (439, 412308), (468, 386759), (878, 206154), (881, 205452), (1317, 137436), (1756, 103077), (1762, 102726), (2634, 68718), (2643, 68484), (3524, 51363), (3951, 45812), (5268, 34359), (5286, 34242), (5707, 31716), (7902, 22906), (7929, 22828), (10572, 17121), (11414, 15858), (11453, 15804)]