68288840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{373}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 161568000

約数和(自身を除く): 93279160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 199, 230, 373, 398, 460, 746, 796, 920, 995, 1492, 1592, 1865, 1990, 2984, 3730, 3980, 4577, 7460, 7960, 8579, 9154, 14920, 17158, 18308, 22885, 34316, 36616, 42895, 45770, 68632, 74227, 85790, 91540, 148454, 171580, 183080, 296908, 343160, 371135, 593816, 742270, 1484540, 1707221, 2969080, 3414442, 6828884, 8536105, 13657768, 17072210, 34144420, 68288840]

約数ペア:

[(1, 68288840), (2, 34144420), (4, 17072210), (5, 13657768), (8, 8536105), (10, 6828884), (20, 3414442), (23, 2969080), (40, 1707221), (46, 1484540), (92, 742270), (115, 593816), (184, 371135), (199, 343160), (230, 296908), (373, 183080), (398, 171580), (460, 148454), (746, 91540), (796, 85790), (920, 74227), (995, 68632), (1492, 45770), (1592, 42895), (1865, 36616), (1990, 34316), (2984, 22885), (3730, 18308), (3980, 17158), (4577, 14920), (7460, 9154), (7960, 8579)]