142721352

素因数分解:

$2^3\times 3^4\times {\mathrm{257}}^1\times {\mathrm{857}}^1$

素因数の和:1132

約数の個数: 80

約数和(自身を含む): 401775660

約数和(自身を除く): 259054308

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 257, 324, 514, 648, 771, 857, 1028, 1542, 1714, 2056, 2313, 2571, 3084, 3428, 4626, 5142, 6168, 6856, 6939, 7713, 9252, 10284, 13878, 15426, 18504, 20568, 20817, 23139, 27756, 30852, 41634, 46278, 55512, 61704, 69417, 83268, 92556, 138834, 166536, 185112, 220249, 277668, 440498, 555336, 660747, 880996, 1321494, 1761992, 1982241, 2642988, 3964482, 5285976, 5946723, 7928964, 11893446, 15857928, 17840169, 23786892, 35680338, 47573784, 71360676, 142721352]

約数ペア:

[(1, 142721352), (2, 71360676), (3, 47573784), (4, 35680338), (6, 23786892), (8, 17840169), (9, 15857928), (12, 11893446), (18, 7928964), (24, 5946723), (27, 5285976), (36, 3964482), (54, 2642988), (72, 1982241), (81, 1761992), (108, 1321494), (162, 880996), (216, 660747), (257, 555336), (324, 440498), (514, 277668), (648, 220249), (771, 185112), (857, 166536), (1028, 138834), (1542, 92556), (1714, 83268), (2056, 69417), (2313, 61704), (2571, 55512), (3084, 46278), (3428, 41634), (4626, 30852), (5142, 27756), (6168, 23139), (6856, 20817), (6939, 20568), (7713, 18504), (9252, 15426), (10284, 13878)]