645366936

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{2099}}^1$

素因数の和:2688

約数の個数: 64

約数和(自身を含む): 1687392000

約数和(自身を除く): 1042025064

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 552, 557, 1114, 1671, 2099, 2228, 3342, 4198, 4456, 6297, 6684, 8396, 12594, 12811, 13368, 16792, 25188, 25622, 38433, 48277, 50376, 51244, 76866, 96554, 102488, 144831, 153732, 193108, 289662, 307464, 386216, 579324, 1158648, 1169143, 2338286, 3507429, 4676572, 7014858, 9353144, 14029716, 26890289, 28059432, 53780578, 80670867, 107561156, 161341734, 215122312, 322683468, 645366936]

約数ペア:

[(1, 645366936), (2, 322683468), (3, 215122312), (4, 161341734), (6, 107561156), (8, 80670867), (12, 53780578), (23, 28059432), (24, 26890289), (46, 14029716), (69, 9353144), (92, 7014858), (138, 4676572), (184, 3507429), (276, 2338286), (552, 1169143), (557, 1158648), (1114, 579324), (1671, 386216), (2099, 307464), (2228, 289662), (3342, 193108), (4198, 153732), (4456, 144831), (6297, 102488), (6684, 96554), (8396, 76866), (12594, 51244), (12811, 50376), (13368, 48277), (16792, 38433), (25188, 25622)]