90390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:164

約数の個数: 32

約数和(自身を含む): 228096

約数和(自身を除く): 137706

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 131, 138, 230, 262, 345, 393, 655, 690, 786, 1310, 1965, 3013, 3930, 6026, 9039, 15065, 18078, 30130, 45195, 90390]

約数ペア:

[(1, 90390), (2, 45195), (3, 30130), (5, 18078), (6, 15065), (10, 9039), (15, 6026), (23, 3930), (30, 3013), (46, 1965), (69, 1310), (115, 786), (131, 690), (138, 655), (230, 393), (262, 345)]