263849820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{338269}}^1$

素因数の和:338294

約数の個数: 48

約数和(自身を含む): 795611040

約数和(自身を除く): 531761220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 338269, 676538, 1014807, 1353076, 1691345, 2029614, 3382690, 4059228, 4397497, 5074035, 6765380, 8794994, 10148070, 13192491, 17589988, 20296140, 21987485, 26384982, 43974970, 52769964, 65962455, 87949940, 131924910, 263849820]

約数ペア:

[(1, 263849820), (2, 131924910), (3, 87949940), (4, 65962455), (5, 52769964), (6, 43974970), (10, 26384982), (12, 21987485), (13, 20296140), (15, 17589988), (20, 13192491), (26, 10148070), (30, 8794994), (39, 6765380), (52, 5074035), (60, 4397497), (65, 4059228), (78, 3382690), (130, 2029614), (156, 1691345), (195, 1353076), (260, 1014807), (390, 676538), (780, 338269)]