15370020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{28463}}^1$

素因数の和:28481

約数の個数: 48

約数和(自身を含む): 47819520

約数和(自身を除く): 32449500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 28463, 56926, 85389, 113852, 142315, 170778, 256167, 284630, 341556, 426945, 512334, 569260, 768501, 853890, 1024668, 1280835, 1537002, 1707780, 2561670, 3074004, 3842505, 5123340, 7685010, 15370020]

約数ペア:

[(1, 15370020), (2, 7685010), (3, 5123340), (4, 3842505), (5, 3074004), (6, 2561670), (9, 1707780), (10, 1537002), (12, 1280835), (15, 1024668), (18, 853890), (20, 768501), (27, 569260), (30, 512334), (36, 426945), (45, 341556), (54, 284630), (60, 256167), (90, 170778), (108, 142315), (135, 113852), (180, 85389), (270, 56926), (540, 28463)]