398696688

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 240

約数和(自身を含む): 1278013440

約数和(自身を除く): 879316752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 43, 48, 52, 54, 72, 78, 86, 104, 108, 117, 127, 129, 144, 156, 169, 172, 208, 216, 234, 254, 258, 312, 338, 344, 351, 381, 387, 432, 468, 507, 508, 516, 559, 624, 676, 688, 702, 762, 774, 936, 1014, 1016, 1032, 1118, 1143, 1161, 1352, 1404, 1521, 1524, 1548, 1651, 1677, 1872, 2028, 2032, 2064, 2236, 2286, 2322, 2704, 2808, 3042, 3048, 3096, 3302, 3354, 3429, 4056, 4472, 4563, 4572, 4644, 4953, 5031, 5461, 5616, 6084, 6096, 6192, 6604, 6708, 6858, 7267, 8112, 8944, 9126, 9144, 9288, 9906, 10062, 10922, 12168, 13208, 13416, 13716, 14534, 14859, 15093, 16383, 18252, 18288, 18576, 19812, 20124, 21463, 21801, 21844, 24336, 26416, 26832, 27432, 29068, 29718, 30186, 32766, 36504, 39624, 40248, 42926, 43602, 43688, 44577, 49149, 54864, 58136, 59436, 60372, 64389, 65403, 65532, 70993, 73008, 79248, 80496, 85852, 87204, 87376, 89154, 98298, 116272, 118872, 120744, 128778, 130806, 131064, 141986, 147447, 171704, 174408, 178308, 193167, 196209, 196596, 212979, 237744, 241488, 257556, 261612, 262128, 283972, 294894, 343408, 348816, 356616, 386334, 392418, 393192, 425958, 515112, 523224, 567944, 579501, 589788, 638937, 713232, 772668, 784836, 786384, 851916, 922909, 1030224, 1046448, 1135888, 1159002, 1179576, 1277874, 1545336, 1569672, 1703832, 1845818, 1916811, 2318004, 2359152, 2555748, 2768727, 3090672, 3139344, 3407664, 3691636, 3833622, 4636008, 5111496, 5537454, 7383272, 7667244, 8306181, 9272016, 10222992, 11074908, 14766544, 15334488, 16612362, 22149816, 24918543, 30668976, 33224724, 44299632, 49837086, 66449448, 99674172, 132898896, 199348344, 398696688]

約数ペア:

[(1, 398696688), (2, 199348344), (3, 132898896), (4, 99674172), (6, 66449448), (8, 49837086), (9, 44299632), (12, 33224724), (13, 30668976), (16, 24918543), (18, 22149816), (24, 16612362), (26, 15334488), (27, 14766544), (36, 11074908), (39, 10222992), (43, 9272016), (48, 8306181), (52, 7667244), (54, 7383272), (72, 5537454), (78, 5111496), (86, 4636008), (104, 3833622), (108, 3691636), (117, 3407664), (127, 3139344), (129, 3090672), (144, 2768727), (156, 2555748), (169, 2359152), (172, 2318004), (208, 1916811), (216, 1845818), (234, 1703832), (254, 1569672), (258, 1545336), (312, 1277874), (338, 1179576), (344, 1159002), (351, 1135888), (381, 1046448), (387, 1030224), (432, 922909), (468, 851916), (507, 786384), (508, 784836), (516, 772668), (559, 713232), (624, 638937), (676, 589788), (688, 579501), (702, 567944), (762, 523224), (774, 515112), (936, 425958), (1014, 393192), (1016, 392418), (1032, 386334), (1118, 356616), (1143, 348816), (1161, 343408), (1352, 294894), (1404, 283972), (1521, 262128), (1524, 261612), (1548, 257556), (1651, 241488), (1677, 237744), (1872, 212979), (2028, 196596), (2032, 196209), (2064, 193167), (2236, 178308), (2286, 174408), (2322, 171704), (2704, 147447), (2808, 141986), (3042, 131064), (3048, 130806), (3096, 128778), (3302, 120744), (3354, 118872), (3429, 116272), (4056, 98298), (4472, 89154), (4563, 87376), (4572, 87204), (4644, 85852), (4953, 80496), (5031, 79248), (5461, 73008), (5616, 70993), (6084, 65532), (6096, 65403), (6192, 64389), (6604, 60372), (6708, 59436), (6858, 58136), (7267, 54864), (8112, 49149), (8944, 44577), (9126, 43688), (9144, 43602), (9288, 42926), (9906, 40248), (10062, 39624), (10922, 36504), (12168, 32766), (13208, 30186), (13416, 29718), (13716, 29068), (14534, 27432), (14859, 26832), (15093, 26416), (16383, 24336), (18252, 21844), (18288, 21801), (18576, 21463), (19812, 20124)]