217177360

素因数分解:

$2^4\times 5^1\times {\mathrm{601}}^1\times {\mathrm{4517}}^1$

素因数の和:5131

約数の個数: 40

約数和(自身を含む): 505889496

約数和(自身を除く): 288712136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 601, 1202, 2404, 3005, 4517, 4808, 6010, 9034, 9616, 12020, 18068, 22585, 24040, 36136, 45170, 48080, 72272, 90340, 180680, 361360, 2714717, 5429434, 10858868, 13573585, 21717736, 27147170, 43435472, 54294340, 108588680, 217177360]

約数ペア:

[(1, 217177360), (2, 108588680), (4, 54294340), (5, 43435472), (8, 27147170), (10, 21717736), (16, 13573585), (20, 10858868), (40, 5429434), (80, 2714717), (601, 361360), (1202, 180680), (2404, 90340), (3005, 72272), (4517, 48080), (4808, 45170), (6010, 36136), (9034, 24040), (9616, 22585), (12020, 18068)]