198168540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 566448960

約数和(自身を除く): 368280420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 157, 193, 218, 314, 327, 386, 436, 471, 545, 579, 628, 654, 772, 785, 942, 965, 1090, 1158, 1308, 1570, 1635, 1884, 1930, 2180, 2316, 2355, 2895, 3140, 3270, 3860, 4710, 5790, 6540, 9420, 11580, 17113, 21037, 30301, 34226, 42074, 51339, 60602, 63111, 68452, 84148, 85565, 90903, 102678, 105185, 121204, 126222, 151505, 171130, 181806, 205356, 210370, 252444, 256695, 303010, 315555, 342260, 363612, 420740, 454515, 513390, 606020, 631110, 909030, 1026780, 1262220, 1818060, 3302809, 6605618, 9908427, 13211236, 16514045, 19816854, 33028090, 39633708, 49542135, 66056180, 99084270, 198168540]

約数ペア:

[(1, 198168540), (2, 99084270), (3, 66056180), (4, 49542135), (5, 39633708), (6, 33028090), (10, 19816854), (12, 16514045), (15, 13211236), (20, 9908427), (30, 6605618), (60, 3302809), (109, 1818060), (157, 1262220), (193, 1026780), (218, 909030), (314, 631110), (327, 606020), (386, 513390), (436, 454515), (471, 420740), (545, 363612), (579, 342260), (628, 315555), (654, 303010), (772, 256695), (785, 252444), (942, 210370), (965, 205356), (1090, 181806), (1158, 171130), (1308, 151505), (1570, 126222), (1635, 121204), (1884, 105185), (1930, 102678), (2180, 90903), (2316, 85565), (2355, 84148), (2895, 68452), (3140, 63111), (3270, 60602), (3860, 51339), (4710, 42074), (5790, 34226), (6540, 30301), (9420, 21037), (11580, 17113)]