78886392

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 228614400

約数和(自身を除く): 149728008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 107, 136, 139, 156, 204, 214, 221, 278, 312, 321, 408, 417, 428, 442, 556, 642, 663, 834, 856, 884, 1112, 1284, 1326, 1391, 1668, 1768, 1807, 1819, 2363, 2568, 2652, 2782, 3336, 3614, 3638, 4173, 4726, 5304, 5421, 5457, 5564, 7089, 7228, 7276, 8346, 9452, 10842, 10914, 11128, 14178, 14456, 14552, 14873, 16692, 18904, 21684, 21828, 23647, 28356, 29746, 30719, 33384, 43368, 43656, 44619, 47294, 56712, 59492, 61438, 70941, 89238, 92157, 94588, 118984, 122876, 141882, 178476, 184314, 189176, 193349, 245752, 252841, 283764, 356952, 368628, 386698, 505682, 567528, 580047, 737256, 758523, 773396, 1011364, 1160094, 1517046, 1546792, 2022728, 2320188, 3034092, 3286933, 4640376, 6068184, 6573866, 9860799, 13147732, 19721598, 26295464, 39443196, 78886392]

約数ペア:

[(1, 78886392), (2, 39443196), (3, 26295464), (4, 19721598), (6, 13147732), (8, 9860799), (12, 6573866), (13, 6068184), (17, 4640376), (24, 3286933), (26, 3034092), (34, 2320188), (39, 2022728), (51, 1546792), (52, 1517046), (68, 1160094), (78, 1011364), (102, 773396), (104, 758523), (107, 737256), (136, 580047), (139, 567528), (156, 505682), (204, 386698), (214, 368628), (221, 356952), (278, 283764), (312, 252841), (321, 245752), (408, 193349), (417, 189176), (428, 184314), (442, 178476), (556, 141882), (642, 122876), (663, 118984), (834, 94588), (856, 92157), (884, 89238), (1112, 70941), (1284, 61438), (1326, 59492), (1391, 56712), (1668, 47294), (1768, 44619), (1807, 43656), (1819, 43368), (2363, 33384), (2568, 30719), (2652, 29746), (2782, 28356), (3336, 23647), (3614, 21828), (3638, 21684), (4173, 18904), (4726, 16692), (5304, 14873), (5421, 14552), (5457, 14456), (5564, 14178), (7089, 11128), (7228, 10914), (7276, 10842), (8346, 9452)]