320475720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{859}}^1\times {\mathrm{3109}}^1$

素因数の和:3982

約数の個数: 64

約数和(自身を含む): 962856000

約数和(自身を除く): 642380280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 859, 1718, 2577, 3109, 3436, 4295, 5154, 6218, 6872, 8590, 9327, 10308, 12436, 12885, 15545, 17180, 18654, 20616, 24872, 25770, 31090, 34360, 37308, 46635, 51540, 62180, 74616, 93270, 103080, 124360, 186540, 373080, 2670631, 5341262, 8011893, 10682524, 13353155, 16023786, 21365048, 26706310, 32047572, 40059465, 53412620, 64095144, 80118930, 106825240, 160237860, 320475720]

約数ペア:

[(1, 320475720), (2, 160237860), (3, 106825240), (4, 80118930), (5, 64095144), (6, 53412620), (8, 40059465), (10, 32047572), (12, 26706310), (15, 21365048), (20, 16023786), (24, 13353155), (30, 10682524), (40, 8011893), (60, 5341262), (120, 2670631), (859, 373080), (1718, 186540), (2577, 124360), (3109, 103080), (3436, 93270), (4295, 74616), (5154, 62180), (6218, 51540), (6872, 46635), (8590, 37308), (9327, 34360), (10308, 31090), (12436, 25770), (12885, 24872), (15545, 20616), (17180, 18654)]