137501640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{381949}}^1$

素因数の和:381966

約数の個数: 48

約数和(自身を含む): 446881500

約数和(自身を除く): 309379860

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, 381949, 763898, 1145847, 1527796, 1909745, 2291694, 3055592, 3437541, 3819490, 4583388, 5729235, 6875082, 7638980, 9166776, 11458470, 13750164, 15277960, 17187705, 22916940, 27500328, 34375410, 45833880, 68750820, 137501640]

約数ペア:

[(1, 137501640), (2, 68750820), (3, 45833880), (4, 34375410), (5, 27500328), (6, 22916940), (8, 17187705), (9, 15277960), (10, 13750164), (12, 11458470), (15, 9166776), (18, 7638980), (20, 6875082), (24, 5729235), (30, 4583388), (36, 3819490), (40, 3437541), (45, 3055592), (60, 2291694), (72, 1909745), (90, 1527796), (120, 1145847), (180, 763898), (360, 381949)]