257739984

素因数分解:

$2^4\times 3^2\times {\mathrm{191}}^1\times {\mathrm{9371}}^1$

素因数の和:9576

約数の個数: 60

約数和(自身を含む): 725167872

約数和(自身を除く): 467427888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 191, 382, 573, 764, 1146, 1528, 1719, 2292, 3056, 3438, 4584, 6876, 9168, 9371, 13752, 18742, 27504, 28113, 37484, 56226, 74968, 84339, 112452, 149936, 168678, 224904, 337356, 449808, 674712, 1349424, 1789861, 3579722, 5369583, 7159444, 10739166, 14318888, 16108749, 21478332, 28637776, 32217498, 42956664, 64434996, 85913328, 128869992, 257739984]

約数ペア:

[(1, 257739984), (2, 128869992), (3, 85913328), (4, 64434996), (6, 42956664), (8, 32217498), (9, 28637776), (12, 21478332), (16, 16108749), (18, 14318888), (24, 10739166), (36, 7159444), (48, 5369583), (72, 3579722), (144, 1789861), (191, 1349424), (382, 674712), (573, 449808), (764, 337356), (1146, 224904), (1528, 168678), (1719, 149936), (2292, 112452), (3056, 84339), (3438, 74968), (4584, 56226), (6876, 37484), (9168, 28113), (9371, 27504), (13752, 18742)]