256522128

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{232357}}^1$

素因数の和:232391

約数の個数: 40

約数和(自身を含む): 691497408

約数和(自身を除く): 434975280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 232357, 464714, 697071, 929428, 1394142, 1858856, 2788284, 3717712, 5344211, 5576568, 10688422, 11153136, 16032633, 21376844, 32065266, 42753688, 64130532, 85507376, 128261064, 256522128]

約数ペア:

[(1, 256522128), (2, 128261064), (3, 85507376), (4, 64130532), (6, 42753688), (8, 32065266), (12, 21376844), (16, 16032633), (23, 11153136), (24, 10688422), (46, 5576568), (48, 5344211), (69, 3717712), (92, 2788284), (138, 1858856), (184, 1394142), (276, 929428), (368, 697071), (552, 464714), (1104, 232357)]