398450712

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:565

約数の個数: 128

約数和(自身を含む): 1142968320

約数和(自身を除く): 744517608

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 66, 69, 88, 92, 132, 138, 184, 211, 253, 264, 276, 311, 422, 506, 552, 622, 633, 759, 844, 933, 1012, 1244, 1266, 1518, 1688, 1866, 2024, 2321, 2488, 2532, 3036, 3421, 3732, 4642, 4853, 5064, 6072, 6842, 6963, 7153, 7464, 9284, 9706, 10263, 13684, 13926, 14306, 14559, 18568, 19412, 20526, 21459, 27368, 27852, 28612, 29118, 38824, 41052, 42918, 53383, 55704, 57224, 58236, 65621, 78683, 82104, 85836, 106766, 116472, 131242, 157366, 160149, 171672, 196863, 213532, 236049, 262484, 314732, 320298, 393726, 427064, 472098, 524968, 629464, 640596, 721831, 787452, 944196, 1281192, 1443662, 1509283, 1574904, 1888392, 2165493, 2887324, 3018566, 4330986, 4527849, 5774648, 6037132, 8661972, 9055698, 12074264, 16602113, 17323944, 18111396, 33204226, 36222792, 49806339, 66408452, 99612678, 132816904, 199225356, 398450712]

約数ペア:

[(1, 398450712), (2, 199225356), (3, 132816904), (4, 99612678), (6, 66408452), (8, 49806339), (11, 36222792), (12, 33204226), (22, 18111396), (23, 17323944), (24, 16602113), (33, 12074264), (44, 9055698), (46, 8661972), (66, 6037132), (69, 5774648), (88, 4527849), (92, 4330986), (132, 3018566), (138, 2887324), (184, 2165493), (211, 1888392), (253, 1574904), (264, 1509283), (276, 1443662), (311, 1281192), (422, 944196), (506, 787452), (552, 721831), (622, 640596), (633, 629464), (759, 524968), (844, 472098), (933, 427064), (1012, 393726), (1244, 320298), (1266, 314732), (1518, 262484), (1688, 236049), (1866, 213532), (2024, 196863), (2321, 171672), (2488, 160149), (2532, 157366), (3036, 131242), (3421, 116472), (3732, 106766), (4642, 85836), (4853, 82104), (5064, 78683), (6072, 65621), (6842, 58236), (6963, 57224), (7153, 55704), (7464, 53383), (9284, 42918), (9706, 41052), (10263, 38824), (13684, 29118), (13926, 28612), (14306, 27852), (14559, 27368), (18568, 21459), (19412, 20526)]