253860984

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 769654080

約数和(自身を除く): 515793096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 62, 72, 78, 93, 104, 117, 124, 156, 169, 186, 234, 248, 279, 312, 338, 372, 403, 468, 507, 558, 673, 676, 744, 806, 936, 1014, 1116, 1209, 1346, 1352, 1521, 1612, 2019, 2028, 2232, 2418, 2692, 3042, 3224, 3627, 4038, 4056, 4836, 5239, 5384, 6057, 6084, 7254, 8076, 8749, 9672, 10478, 12114, 12168, 14508, 15717, 16152, 17498, 20863, 20956, 24228, 26247, 29016, 31434, 34996, 41726, 41912, 47151, 48456, 52494, 62589, 62868, 69992, 78741, 83452, 94302, 104988, 113737, 125178, 125736, 157482, 166904, 187767, 188604, 209976, 227474, 250356, 271219, 314964, 341211, 375534, 377208, 454948, 500712, 542438, 629928, 682422, 751068, 813657, 909896, 1023633, 1084876, 1364844, 1502136, 1627314, 2047266, 2169752, 2440971, 2729688, 3254628, 3525847, 4094532, 4881942, 6509256, 7051694, 8189064, 9763884, 10577541, 14103388, 19527768, 21155082, 28206776, 31732623, 42310164, 63465246, 84620328, 126930492, 253860984]

約数ペア:

[(1, 253860984), (2, 126930492), (3, 84620328), (4, 63465246), (6, 42310164), (8, 31732623), (9, 28206776), (12, 21155082), (13, 19527768), (18, 14103388), (24, 10577541), (26, 9763884), (31, 8189064), (36, 7051694), (39, 6509256), (52, 4881942), (62, 4094532), (72, 3525847), (78, 3254628), (93, 2729688), (104, 2440971), (117, 2169752), (124, 2047266), (156, 1627314), (169, 1502136), (186, 1364844), (234, 1084876), (248, 1023633), (279, 909896), (312, 813657), (338, 751068), (372, 682422), (403, 629928), (468, 542438), (507, 500712), (558, 454948), (673, 377208), (676, 375534), (744, 341211), (806, 314964), (936, 271219), (1014, 250356), (1116, 227474), (1209, 209976), (1346, 188604), (1352, 187767), (1521, 166904), (1612, 157482), (2019, 125736), (2028, 125178), (2232, 113737), (2418, 104988), (2692, 94302), (3042, 83452), (3224, 78741), (3627, 69992), (4038, 62868), (4056, 62589), (4836, 52494), (5239, 48456), (5384, 47151), (6057, 41912), (6084, 41726), (7254, 34996), (8076, 31434), (8749, 29016), (9672, 26247), (10478, 24228), (12114, 20956), (12168, 20863), (14508, 17498), (15717, 16152)]