15540090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^2\times {\mathrm{83}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 38229408

約数和(自身を除く): 22689318

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 83, 158, 166, 237, 249, 395, 415, 474, 498, 790, 830, 1185, 1245, 2370, 2490, 6241, 6557, 12482, 13114, 18723, 19671, 31205, 32785, 37446, 39342, 62410, 65570, 93615, 98355, 187230, 196710, 518003, 1036006, 1554009, 2590015, 3108018, 5180030, 7770045, 15540090]

約数ペア:

[(1, 15540090), (2, 7770045), (3, 5180030), (5, 3108018), (6, 2590015), (10, 1554009), (15, 1036006), (30, 518003), (79, 196710), (83, 187230), (158, 98355), (166, 93615), (237, 65570), (249, 62410), (395, 39342), (415, 37446), (474, 32785), (498, 31205), (790, 19671), (830, 18723), (1185, 13114), (1245, 12482), (2370, 6557), (2490, 6241)]