172718220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{77801}}^1$

素因数の和:77850

約数の個数: 48

約数和(自身を含む): 496687968

約数和(自身を除く): 323969748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 77801, 155602, 233403, 311204, 389005, 466806, 778010, 933612, 1167015, 1556020, 2334030, 2878637, 4668060, 5757274, 8635911, 11514548, 14393185, 17271822, 28786370, 34543644, 43179555, 57572740, 86359110, 172718220]

約数ペア:

[(1, 172718220), (2, 86359110), (3, 57572740), (4, 43179555), (5, 34543644), (6, 28786370), (10, 17271822), (12, 14393185), (15, 11514548), (20, 8635911), (30, 5757274), (37, 4668060), (60, 2878637), (74, 2334030), (111, 1556020), (148, 1167015), (185, 933612), (222, 778010), (370, 466806), (444, 389005), (555, 311204), (740, 233403), (1110, 155602), (2220, 77801)]