178440012

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:867

約数の個数: 72

約数和(自身を含む): 464196096

約数和(自身を除く): 285756084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 163, 188, 282, 326, 423, 489, 564, 647, 652, 846, 978, 1294, 1467, 1692, 1941, 1956, 2588, 2934, 3882, 5823, 5868, 7661, 7764, 11646, 15322, 22983, 23292, 30409, 30644, 45966, 60818, 68949, 91227, 91932, 105461, 121636, 137898, 182454, 210922, 273681, 275796, 316383, 364908, 421844, 547362, 632766, 949149, 1094724, 1265532, 1898298, 3796596, 4956667, 9913334, 14870001, 19826668, 29740002, 44610003, 59480004, 89220006, 178440012]

約数ペア:

[(1, 178440012), (2, 89220006), (3, 59480004), (4, 44610003), (6, 29740002), (9, 19826668), (12, 14870001), (18, 9913334), (36, 4956667), (47, 3796596), (94, 1898298), (141, 1265532), (163, 1094724), (188, 949149), (282, 632766), (326, 547362), (423, 421844), (489, 364908), (564, 316383), (647, 275796), (652, 273681), (846, 210922), (978, 182454), (1294, 137898), (1467, 121636), (1692, 105461), (1941, 91932), (1956, 91227), (2588, 68949), (2934, 60818), (3882, 45966), (5823, 30644), (5868, 30409), (7661, 23292), (7764, 22983), (11646, 15322)]