90713880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{251983}}^1$

素因数の和:252000

約数の個数: 48

約数和(自身を含む): 294821280

約数和(自身を除く): 204107400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 251983, 503966, 755949, 1007932, 1259915, 1511898, 2015864, 2267847, 2519830, 3023796, 3779745, 4535694, 5039660, 6047592, 7559490, 9071388, 10079320, 11339235, 15118980, 18142776, 22678470, 30237960, 45356940, 90713880]

約数ペア:

[(1, 90713880), (2, 45356940), (3, 30237960), (4, 22678470), (5, 18142776), (6, 15118980), (8, 11339235), (9, 10079320), (10, 9071388), (12, 7559490), (15, 6047592), (18, 5039660), (20, 4535694), (24, 3779745), (30, 3023796), (36, 2519830), (40, 2267847), (45, 2015864), (60, 1511898), (72, 1259915), (90, 1007932), (120, 755949), (180, 503966), (360, 251983)]