319511712

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{256019}}^1$

素因数の和:256045

約数の個数: 48

約数和(自身を含む): 903238560

約数和(自身を除く): 583726848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 256019, 512038, 768057, 1024076, 1536114, 2048152, 3072228, 3328247, 4096304, 6144456, 6656494, 8192608, 9984741, 12288912, 13312988, 19969482, 24577824, 26625976, 39938964, 53251952, 79877928, 106503904, 159755856, 319511712]

約数ペア:

[(1, 319511712), (2, 159755856), (3, 106503904), (4, 79877928), (6, 53251952), (8, 39938964), (12, 26625976), (13, 24577824), (16, 19969482), (24, 13312988), (26, 12288912), (32, 9984741), (39, 8192608), (48, 6656494), (52, 6144456), (78, 4096304), (96, 3328247), (104, 3072228), (156, 2048152), (208, 1536114), (312, 1024076), (416, 768057), (624, 512038), (1248, 256019)]