256906224

素因数分解:

$2^4\times 3^2\times {\mathrm{557}}^1\times {\mathrm{3203}}^1$

素因数の和:3774

約数の個数: 60

約数和(自身を含む): 720496296

約数和(自身を除く): 463590072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 557, 1114, 1671, 2228, 3203, 3342, 4456, 5013, 6406, 6684, 8912, 9609, 10026, 12812, 13368, 19218, 20052, 25624, 26736, 28827, 38436, 40104, 51248, 57654, 76872, 80208, 115308, 153744, 230616, 461232, 1784071, 3568142, 5352213, 7136284, 10704426, 14272568, 16056639, 21408852, 28545136, 32113278, 42817704, 64226556, 85635408, 128453112, 256906224]

約数ペア:

[(1, 256906224), (2, 128453112), (3, 85635408), (4, 64226556), (6, 42817704), (8, 32113278), (9, 28545136), (12, 21408852), (16, 16056639), (18, 14272568), (24, 10704426), (36, 7136284), (48, 5352213), (72, 3568142), (144, 1784071), (557, 461232), (1114, 230616), (1671, 153744), (2228, 115308), (3203, 80208), (3342, 76872), (4456, 57654), (5013, 51248), (6406, 40104), (6684, 38436), (8912, 28827), (9609, 26736), (10026, 25624), (12812, 20052), (13368, 19218)]