168201720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9941}}^1$

素因数の和:10005

約数の個数: 96

約数和(自身を含む): 558342720

約数和(自身を除く): 390141000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1410, 1692, 1880, 2115, 2820, 3384, 4230, 5640, 8460, 9941, 16920, 19882, 29823, 39764, 49705, 59646, 79528, 89469, 99410, 119292, 149115, 178938, 198820, 238584, 298230, 357876, 397640, 447345, 467227, 596460, 715752, 894690, 934454, 1192920, 1401681, 1789380, 1868908, 2336135, 2803362, 3578760, 3737816, 4205043, 4672270, 5606724, 7008405, 8410086, 9344540, 11213448, 14016810, 16820172, 18689080, 21025215, 28033620, 33640344, 42050430, 56067240, 84100860, 168201720]

約数ペア:

[(1, 168201720), (2, 84100860), (3, 56067240), (4, 42050430), (5, 33640344), (6, 28033620), (8, 21025215), (9, 18689080), (10, 16820172), (12, 14016810), (15, 11213448), (18, 9344540), (20, 8410086), (24, 7008405), (30, 5606724), (36, 4672270), (40, 4205043), (45, 3737816), (47, 3578760), (60, 2803362), (72, 2336135), (90, 1868908), (94, 1789380), (120, 1401681), (141, 1192920), (180, 934454), (188, 894690), (235, 715752), (282, 596460), (360, 467227), (376, 447345), (423, 397640), (470, 357876), (564, 298230), (705, 238584), (846, 198820), (940, 178938), (1128, 149115), (1410, 119292), (1692, 99410), (1880, 89469), (2115, 79528), (2820, 59646), (3384, 49705), (4230, 39764), (5640, 29823), (8460, 19882), (9941, 16920)]