493947816

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 1338163200

約数和(自身を除く): 844215384

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 47, 69, 79, 92, 94, 138, 141, 158, 184, 188, 237, 241, 276, 282, 316, 376, 474, 482, 552, 564, 632, 723, 948, 964, 1081, 1128, 1446, 1817, 1896, 1928, 2162, 2892, 3243, 3634, 3713, 4324, 5451, 5543, 5784, 6486, 7268, 7426, 8648, 10902, 11086, 11139, 11327, 12972, 14536, 14852, 16629, 19039, 21804, 22172, 22278, 22654, 25944, 29704, 33258, 33981, 38078, 43608, 44344, 44556, 45308, 57117, 66516, 67962, 76156, 85399, 89112, 90616, 114234, 133032, 135924, 152312, 170798, 228468, 256197, 260521, 271848, 341596, 437897, 456936, 512394, 521042, 683192, 781563, 875794, 894833, 1024788, 1042084, 1313691, 1563126, 1751588, 1789666, 2049576, 2084168, 2627382, 2684499, 3126252, 3503176, 3579332, 5254764, 5368998, 6252504, 7158664, 10509528, 10737996, 20581159, 21475992, 41162318, 61743477, 82324636, 123486954, 164649272, 246973908, 493947816]

約数ペア:

[(1, 493947816), (2, 246973908), (3, 164649272), (4, 123486954), (6, 82324636), (8, 61743477), (12, 41162318), (23, 21475992), (24, 20581159), (46, 10737996), (47, 10509528), (69, 7158664), (79, 6252504), (92, 5368998), (94, 5254764), (138, 3579332), (141, 3503176), (158, 3126252), (184, 2684499), (188, 2627382), (237, 2084168), (241, 2049576), (276, 1789666), (282, 1751588), (316, 1563126), (376, 1313691), (474, 1042084), (482, 1024788), (552, 894833), (564, 875794), (632, 781563), (723, 683192), (948, 521042), (964, 512394), (1081, 456936), (1128, 437897), (1446, 341596), (1817, 271848), (1896, 260521), (1928, 256197), (2162, 228468), (2892, 170798), (3243, 152312), (3634, 135924), (3713, 133032), (4324, 114234), (5451, 90616), (5543, 89112), (5784, 85399), (6486, 76156), (7268, 67962), (7426, 66516), (8648, 57117), (10902, 45308), (11086, 44556), (11139, 44344), (11327, 43608), (12972, 38078), (14536, 33981), (14852, 33258), (16629, 29704), (19039, 25944), (21804, 22654), (22172, 22278)]