256876272

素因数分解:

$2^4\times 3^8\times {\mathrm{2447}}^1$

素因数の和:2479

約数の個数: 90

約数和(自身を含む): 746813808

約数和(自身を除く): 489937536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1296, 1458, 1944, 2187, 2447, 2916, 3888, 4374, 4894, 5832, 6561, 7341, 8748, 9788, 11664, 13122, 14682, 17496, 19576, 22023, 26244, 29364, 34992, 39152, 44046, 52488, 58728, 66069, 88092, 104976, 117456, 132138, 176184, 198207, 264276, 352368, 396414, 528552, 594621, 792828, 1057104, 1189242, 1585656, 1783863, 2378484, 3171312, 3567726, 4756968, 5351589, 7135452, 9513936, 10703178, 14270904, 16054767, 21406356, 28541808, 32109534, 42812712, 64219068, 85625424, 128438136, 256876272]

約数ペア:

[(1, 256876272), (2, 128438136), (3, 85625424), (4, 64219068), (6, 42812712), (8, 32109534), (9, 28541808), (12, 21406356), (16, 16054767), (18, 14270904), (24, 10703178), (27, 9513936), (36, 7135452), (48, 5351589), (54, 4756968), (72, 3567726), (81, 3171312), (108, 2378484), (144, 1783863), (162, 1585656), (216, 1189242), (243, 1057104), (324, 792828), (432, 594621), (486, 528552), (648, 396414), (729, 352368), (972, 264276), (1296, 198207), (1458, 176184), (1944, 132138), (2187, 117456), (2447, 104976), (2916, 88092), (3888, 66069), (4374, 58728), (4894, 52488), (5832, 44046), (6561, 39152), (7341, 34992), (8748, 29364), (9788, 26244), (11664, 22023), (13122, 19576), (14682, 17496)]