78815646

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:447

約数の個数: 128

約数和(自身を含む): 221168640

約数和(自身を除く): 142352994

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 43, 54, 63, 78, 86, 91, 117, 126, 129, 182, 189, 234, 258, 273, 301, 351, 373, 378, 387, 546, 559, 602, 702, 746, 774, 819, 903, 1118, 1119, 1161, 1638, 1677, 1806, 2238, 2322, 2457, 2611, 2709, 3354, 3357, 3913, 4849, 4914, 5031, 5222, 5418, 6714, 7826, 7833, 8127, 9698, 10062, 10071, 11739, 14547, 15093, 15666, 16039, 16254, 20142, 23478, 23499, 29094, 30186, 32078, 33943, 35217, 43641, 46998, 48117, 67886, 70434, 70497, 87282, 96234, 101829, 105651, 112273, 130923, 140994, 144351, 203658, 208507, 211302, 224546, 261846, 288702, 305487, 336819, 417014, 433053, 610974, 625521, 673638, 866106, 916461, 1010457, 1251042, 1459549, 1832922, 1876563, 2020914, 2919098, 3031371, 3753126, 4378647, 5629689, 6062742, 8757294, 11259378, 13135941, 26271882, 39407823, 78815646]

約数ペア:

[(1, 78815646), (2, 39407823), (3, 26271882), (6, 13135941), (7, 11259378), (9, 8757294), (13, 6062742), (14, 5629689), (18, 4378647), (21, 3753126), (26, 3031371), (27, 2919098), (39, 2020914), (42, 1876563), (43, 1832922), (54, 1459549), (63, 1251042), (78, 1010457), (86, 916461), (91, 866106), (117, 673638), (126, 625521), (129, 610974), (182, 433053), (189, 417014), (234, 336819), (258, 305487), (273, 288702), (301, 261846), (351, 224546), (373, 211302), (378, 208507), (387, 203658), (546, 144351), (559, 140994), (602, 130923), (702, 112273), (746, 105651), (774, 101829), (819, 96234), (903, 87282), (1118, 70497), (1119, 70434), (1161, 67886), (1638, 48117), (1677, 46998), (1806, 43641), (2238, 35217), (2322, 33943), (2457, 32078), (2611, 30186), (2709, 29094), (3354, 23499), (3357, 23478), (3913, 20142), (4849, 16254), (4914, 16039), (5031, 15666), (5222, 15093), (5418, 14547), (6714, 11739), (7826, 10071), (7833, 10062), (8127, 9698)]