78428574

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 160

約数和(自身を含む): 218566656

約数和(自身を除く): 140138082

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 31, 42, 46, 54, 62, 63, 69, 81, 93, 97, 126, 138, 161, 162, 186, 189, 194, 207, 217, 279, 291, 322, 378, 414, 434, 483, 558, 567, 582, 621, 651, 679, 713, 837, 873, 966, 1134, 1242, 1302, 1358, 1426, 1449, 1674, 1746, 1863, 1953, 2037, 2139, 2231, 2511, 2619, 2898, 3007, 3726, 3906, 4074, 4278, 4347, 4462, 4991, 5022, 5238, 5859, 6014, 6111, 6417, 6693, 7857, 8694, 9021, 9982, 11718, 12222, 12834, 13041, 13386, 14973, 15617, 15714, 17577, 18042, 18333, 19251, 20079, 21049, 26082, 27063, 29946, 31234, 35154, 36666, 38502, 40158, 42098, 44919, 46851, 54126, 54999, 57753, 60237, 63147, 69161, 81189, 89838, 93702, 109998, 115506, 120474, 126294, 134757, 138322, 140553, 162378, 180711, 189441, 207483, 243567, 269514, 281106, 361422, 378882, 404271, 414966, 421659, 484127, 487134, 568323, 622449, 808542, 843318, 968254, 1136646, 1244898, 1264977, 1452381, 1704969, 1867347, 2529954, 2904762, 3409938, 3734694, 4357143, 5602041, 8714286, 11204082, 13071429, 26142858, 39214287, 78428574]

約数ペア:

[(1, 78428574), (2, 39214287), (3, 26142858), (6, 13071429), (7, 11204082), (9, 8714286), (14, 5602041), (18, 4357143), (21, 3734694), (23, 3409938), (27, 2904762), (31, 2529954), (42, 1867347), (46, 1704969), (54, 1452381), (62, 1264977), (63, 1244898), (69, 1136646), (81, 968254), (93, 843318), (97, 808542), (126, 622449), (138, 568323), (161, 487134), (162, 484127), (186, 421659), (189, 414966), (194, 404271), (207, 378882), (217, 361422), (279, 281106), (291, 269514), (322, 243567), (378, 207483), (414, 189441), (434, 180711), (483, 162378), (558, 140553), (567, 138322), (582, 134757), (621, 126294), (651, 120474), (679, 115506), (713, 109998), (837, 93702), (873, 89838), (966, 81189), (1134, 69161), (1242, 63147), (1302, 60237), (1358, 57753), (1426, 54999), (1449, 54126), (1674, 46851), (1746, 44919), (1863, 42098), (1953, 40158), (2037, 38502), (2139, 36666), (2231, 35154), (2511, 31234), (2619, 29946), (2898, 27063), (3007, 26082), (3726, 21049), (3906, 20079), (4074, 19251), (4278, 18333), (4347, 18042), (4462, 17577), (4991, 15714), (5022, 15617), (5238, 14973), (5859, 13386), (6014, 13041), (6111, 12834), (6417, 12222), (6693, 11718), (7857, 9982), (8694, 9021)]