29981815812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{145931}}^1$

素因数の和:146393

約数の個数: 72

約数和(自身を含む): 81803641920

約数和(自身を除く): 51821826108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 439, 468, 878, 1317, 1756, 2634, 3951, 5268, 5707, 7902, 11414, 15804, 17121, 22828, 34242, 51363, 68484, 102726, 145931, 205452, 291862, 437793, 583724, 875586, 1313379, 1751172, 1897103, 2626758, 3794206, 5253516, 5691309, 7588412, 11382618, 17073927, 22765236, 34147854, 64063709, 68295708, 128127418, 192191127, 256254836, 384382254, 576573381, 768764508, 832828217, 1153146762, 1665656434, 2306293524, 2498484651, 3331312868, 4996969302, 7495453953, 9993938604, 14990907906, 29981815812]

約数ペア:

[(1, 29981815812), (2, 14990907906), (3, 9993938604), (4, 7495453953), (6, 4996969302), (9, 3331312868), (12, 2498484651), (13, 2306293524), (18, 1665656434), (26, 1153146762), (36, 832828217), (39, 768764508), (52, 576573381), (78, 384382254), (117, 256254836), (156, 192191127), (234, 128127418), (439, 68295708), (468, 64063709), (878, 34147854), (1317, 22765236), (1756, 17073927), (2634, 11382618), (3951, 7588412), (5268, 5691309), (5707, 5253516), (7902, 3794206), (11414, 2626758), (15804, 1897103), (17121, 1751172), (22828, 1313379), (34242, 875586), (51363, 583724), (68484, 437793), (102726, 291862), (145931, 205452)]