227788160

素因数分解:

$2^7\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2267}}^1$

素因数の和:2443

約数の個数: 64

約数和(自身を含む): 548266320

約数和(自身を除く): 320478160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 314, 320, 628, 640, 785, 1256, 1570, 2267, 2512, 3140, 4534, 5024, 6280, 9068, 10048, 11335, 12560, 18136, 20096, 22670, 25120, 36272, 45340, 50240, 72544, 90680, 100480, 145088, 181360, 290176, 355919, 362720, 711838, 725440, 1423676, 1450880, 1779595, 2847352, 3559190, 5694704, 7118380, 11389408, 14236760, 22778816, 28473520, 45557632, 56947040, 113894080, 227788160]

約数ペア:

[(1, 227788160), (2, 113894080), (4, 56947040), (5, 45557632), (8, 28473520), (10, 22778816), (16, 14236760), (20, 11389408), (32, 7118380), (40, 5694704), (64, 3559190), (80, 2847352), (128, 1779595), (157, 1450880), (160, 1423676), (314, 725440), (320, 711838), (628, 362720), (640, 355919), (785, 290176), (1256, 181360), (1570, 145088), (2267, 100480), (2512, 90680), (3140, 72544), (4534, 50240), (5024, 45340), (6280, 36272), (9068, 25120), (10048, 22670), (11335, 20096), (12560, 18136)]