78851820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{57139}}^1$

素因数の和:57174

約数の個数: 48

約数和(自身を含む): 230388480

約数和(自身を除く): 151536660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 57139, 114278, 171417, 228556, 285695, 342834, 571390, 685668, 857085, 1142780, 1314197, 1714170, 2628394, 3428340, 3942591, 5256788, 6570985, 7885182, 13141970, 15770364, 19712955, 26283940, 39425910, 78851820]

約数ペア:

[(1, 78851820), (2, 39425910), (3, 26283940), (4, 19712955), (5, 15770364), (6, 13141970), (10, 7885182), (12, 6570985), (15, 5256788), (20, 3942591), (23, 3428340), (30, 2628394), (46, 1714170), (60, 1314197), (69, 1142780), (92, 857085), (115, 685668), (138, 571390), (230, 342834), (276, 285695), (345, 228556), (460, 171417), (690, 114278), (1380, 57139)]