61780740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{147097}}^1$

素因数の和:147116

約数の個数: 48

約数和(自身を含む): 197699712

約数和(自身を除く): 135918972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 147097, 294194, 441291, 588388, 735485, 882582, 1029679, 1470970, 1765164, 2059358, 2206455, 2941940, 3089037, 4118716, 4412910, 5148395, 6178074, 8825820, 10296790, 12356148, 15445185, 20593580, 30890370, 61780740]

約数ペア:

[(1, 61780740), (2, 30890370), (3, 20593580), (4, 15445185), (5, 12356148), (6, 10296790), (7, 8825820), (10, 6178074), (12, 5148395), (14, 4412910), (15, 4118716), (20, 3089037), (21, 2941940), (28, 2206455), (30, 2059358), (35, 1765164), (42, 1470970), (60, 1029679), (70, 882582), (84, 735485), (105, 588388), (140, 441291), (210, 294194), (420, 147097)]