256501008

素因数分解:

$2^4\times 3^2\times {\mathrm{1231}}^1\times {\mathrm{1447}}^1$

素因数の和:2692

約数の個数: 60

約数和(自身を含む): 718926208

約数和(自身を除く): 462425200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1231, 1447, 2462, 2894, 3693, 4341, 4924, 5788, 7386, 8682, 9848, 11079, 11576, 13023, 14772, 17364, 19696, 22158, 23152, 26046, 29544, 34728, 44316, 52092, 59088, 69456, 88632, 104184, 177264, 208368, 1781257, 3562514, 5343771, 7125028, 10687542, 14250056, 16031313, 21375084, 28500112, 32062626, 42750168, 64125252, 85500336, 128250504, 256501008]

約数ペア:

[(1, 256501008), (2, 128250504), (3, 85500336), (4, 64125252), (6, 42750168), (8, 32062626), (9, 28500112), (12, 21375084), (16, 16031313), (18, 14250056), (24, 10687542), (36, 7125028), (48, 5343771), (72, 3562514), (144, 1781257), (1231, 208368), (1447, 177264), (2462, 104184), (2894, 88632), (3693, 69456), (4341, 59088), (4924, 52092), (5788, 44316), (7386, 34728), (8682, 29544), (9848, 26046), (11079, 23152), (11576, 22158), (13023, 19696), (14772, 17364)]