15781313952

素因数分解:

$2^5\times 3^2\times {\mathrm{223}}^1\times {\mathrm{245723}}^1$

素因数の和:245962

約数の個数: 72

約数和(自身を含む): 45079542144

約数和(自身を除く): 29298228192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 223, 288, 446, 669, 892, 1338, 1784, 2007, 2676, 3568, 4014, 5352, 7136, 8028, 10704, 16056, 21408, 32112, 64224, 245723, 491446, 737169, 982892, 1474338, 1965784, 2211507, 2948676, 3931568, 4423014, 5897352, 7863136, 8846028, 11794704, 17692056, 23589408, 35384112, 54796229, 70768224, 109592458, 164388687, 219184916, 328777374, 438369832, 493166061, 657554748, 876739664, 986332122, 1315109496, 1753479328, 1972664244, 2630218992, 3945328488, 5260437984, 7890656976, 15781313952]

約数ペア:

[(1, 15781313952), (2, 7890656976), (3, 5260437984), (4, 3945328488), (6, 2630218992), (8, 1972664244), (9, 1753479328), (12, 1315109496), (16, 986332122), (18, 876739664), (24, 657554748), (32, 493166061), (36, 438369832), (48, 328777374), (72, 219184916), (96, 164388687), (144, 109592458), (223, 70768224), (288, 54796229), (446, 35384112), (669, 23589408), (892, 17692056), (1338, 11794704), (1784, 8846028), (2007, 7863136), (2676, 5897352), (3568, 4423014), (4014, 3931568), (5352, 2948676), (7136, 2211507), (8028, 1965784), (10704, 1474338), (16056, 982892), (21408, 737169), (32112, 491446), (64224, 245723)]