30539640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1621}}^1$

素因数の和:1792

約数の個数: 64

約数和(自身を含む): 92259360

約数和(自身を除く): 61719720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1621, 1884, 2355, 3140, 3242, 3768, 4710, 4863, 6280, 6484, 8105, 9420, 9726, 12968, 16210, 18840, 19452, 24315, 32420, 38904, 48630, 64840, 97260, 194520, 254497, 508994, 763491, 1017988, 1272485, 1526982, 2035976, 2544970, 3053964, 3817455, 5089940, 6107928, 7634910, 10179880, 15269820, 30539640]

約数ペア:

[(1, 30539640), (2, 15269820), (3, 10179880), (4, 7634910), (5, 6107928), (6, 5089940), (8, 3817455), (10, 3053964), (12, 2544970), (15, 2035976), (20, 1526982), (24, 1272485), (30, 1017988), (40, 763491), (60, 508994), (120, 254497), (157, 194520), (314, 97260), (471, 64840), (628, 48630), (785, 38904), (942, 32420), (1256, 24315), (1570, 19452), (1621, 18840), (1884, 16210), (2355, 12968), (3140, 9726), (3242, 9420), (3768, 8105), (4710, 6484), (4863, 6280)]