90055560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107209}}^1$

素因数の和:107230

約数の個数: 64

約数和(自身を含む): 308764800

約数和(自身を除く): 218709240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 107209, 214418, 321627, 428836, 536045, 643254, 750463, 857672, 1072090, 1286508, 1500926, 1608135, 2144180, 2251389, 2573016, 3001852, 3216270, 3752315, 4288360, 4502778, 6003704, 6432540, 7504630, 9005556, 11256945, 12865080, 15009260, 18011112, 22513890, 30018520, 45027780, 90055560]

約数ペア:

[(1, 90055560), (2, 45027780), (3, 30018520), (4, 22513890), (5, 18011112), (6, 15009260), (7, 12865080), (8, 11256945), (10, 9005556), (12, 7504630), (14, 6432540), (15, 6003704), (20, 4502778), (21, 4288360), (24, 3752315), (28, 3216270), (30, 3001852), (35, 2573016), (40, 2251389), (42, 2144180), (56, 1608135), (60, 1500926), (70, 1286508), (84, 1072090), (105, 857672), (120, 750463), (140, 643254), (168, 536045), (210, 428836), (280, 321627), (420, 214418), (840, 107209)]