398465136

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:408

約数の個数: 160

約数和(自身を含む): 1191382080

約数和(自身を除く): 792916944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 97, 108, 111, 144, 148, 194, 216, 222, 257, 291, 296, 333, 388, 432, 444, 514, 582, 592, 666, 771, 776, 873, 888, 999, 1028, 1164, 1332, 1542, 1552, 1746, 1776, 1998, 2056, 2313, 2328, 2619, 2664, 3084, 3492, 3589, 3996, 4112, 4626, 4656, 5238, 5328, 6168, 6939, 6984, 7178, 7992, 9252, 9509, 10476, 10767, 12336, 13878, 13968, 14356, 15984, 18504, 19018, 20952, 21534, 24929, 27756, 28527, 28712, 32301, 37008, 38036, 41904, 43068, 49858, 55512, 57054, 57424, 64602, 74787, 76072, 85581, 86136, 96903, 99716, 111024, 114108, 129204, 149574, 152144, 171162, 172272, 193806, 199432, 224361, 228216, 256743, 258408, 299148, 342324, 387612, 398864, 448722, 456432, 513486, 516816, 598296, 673083, 684648, 775224, 897444, 922373, 1026972, 1196592, 1346166, 1369296, 1550448, 1794888, 1844746, 2053944, 2692332, 2767119, 3589776, 3689492, 4107888, 5384664, 5534238, 7378984, 8301357, 10769328, 11068476, 14757968, 16602714, 22136952, 24904071, 33205428, 44273904, 49808142, 66410856, 99616284, 132821712, 199232568, 398465136]

約数ペア:

[(1, 398465136), (2, 199232568), (3, 132821712), (4, 99616284), (6, 66410856), (8, 49808142), (9, 44273904), (12, 33205428), (16, 24904071), (18, 22136952), (24, 16602714), (27, 14757968), (36, 11068476), (37, 10769328), (48, 8301357), (54, 7378984), (72, 5534238), (74, 5384664), (97, 4107888), (108, 3689492), (111, 3589776), (144, 2767119), (148, 2692332), (194, 2053944), (216, 1844746), (222, 1794888), (257, 1550448), (291, 1369296), (296, 1346166), (333, 1196592), (388, 1026972), (432, 922373), (444, 897444), (514, 775224), (582, 684648), (592, 673083), (666, 598296), (771, 516816), (776, 513486), (873, 456432), (888, 448722), (999, 398864), (1028, 387612), (1164, 342324), (1332, 299148), (1542, 258408), (1552, 256743), (1746, 228216), (1776, 224361), (1998, 199432), (2056, 193806), (2313, 172272), (2328, 171162), (2619, 152144), (2664, 149574), (3084, 129204), (3492, 114108), (3589, 111024), (3996, 99716), (4112, 96903), (4626, 86136), (4656, 85581), (5238, 76072), (5328, 74787), (6168, 64602), (6939, 57424), (6984, 57054), (7178, 55512), (7992, 49858), (9252, 43068), (9509, 41904), (10476, 38036), (10767, 37008), (12336, 32301), (13878, 28712), (13968, 28527), (14356, 27756), (15984, 24929), (18504, 21534), (19018, 20952)]