404679978

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 940118400

約数和(自身を除く): 535438422

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 61, 71, 87, 122, 142, 174, 179, 183, 213, 261, 358, 366, 426, 522, 537, 549, 639, 1074, 1098, 1278, 1611, 1769, 2059, 3222, 3538, 4118, 4331, 5191, 5307, 6177, 8662, 10382, 10614, 10919, 12354, 12709, 12993, 15573, 15921, 18531, 21838, 25418, 25986, 31146, 31842, 32757, 37062, 38127, 38979, 46719, 65514, 76254, 77958, 93438, 98271, 114381, 125599, 196542, 228762, 251198, 316651, 368561, 376797, 633302, 737122, 753594, 775249, 949953, 1105683, 1130391, 1550498, 1899906, 2211366, 2260782, 2325747, 2849859, 3317049, 4651494, 5699718, 6634098, 6977241, 13954482, 22482221, 44964442, 67446663, 134893326, 202339989, 404679978]

約数ペア:

[(1, 404679978), (2, 202339989), (3, 134893326), (6, 67446663), (9, 44964442), (18, 22482221), (29, 13954482), (58, 6977241), (61, 6634098), (71, 5699718), (87, 4651494), (122, 3317049), (142, 2849859), (174, 2325747), (179, 2260782), (183, 2211366), (213, 1899906), (261, 1550498), (358, 1130391), (366, 1105683), (426, 949953), (522, 775249), (537, 753594), (549, 737122), (639, 633302), (1074, 376797), (1098, 368561), (1278, 316651), (1611, 251198), (1769, 228762), (2059, 196542), (3222, 125599), (3538, 114381), (4118, 98271), (4331, 93438), (5191, 77958), (5307, 76254), (6177, 65514), (8662, 46719), (10382, 38979), (10614, 38127), (10919, 37062), (12354, 32757), (12709, 31842), (12993, 31146), (15573, 25986), (15921, 25418), (18531, 21838)]