78236220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2341}}^1$

素因数の和:2910

約数の個数: 48

約数和(自身を含む): 219548448

約数和(自身を除く): 141312228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 557, 1114, 1671, 2228, 2341, 2785, 3342, 4682, 5570, 6684, 7023, 8355, 9364, 11140, 11705, 14046, 16710, 23410, 28092, 33420, 35115, 46820, 70230, 140460, 1303937, 2607874, 3911811, 5215748, 6519685, 7823622, 13039370, 15647244, 19559055, 26078740, 39118110, 78236220]

約数ペア:

[(1, 78236220), (2, 39118110), (3, 26078740), (4, 19559055), (5, 15647244), (6, 13039370), (10, 7823622), (12, 6519685), (15, 5215748), (20, 3911811), (30, 2607874), (60, 1303937), (557, 140460), (1114, 70230), (1671, 46820), (2228, 35115), (2341, 33420), (2785, 28092), (3342, 23410), (4682, 16710), (5570, 14046), (6684, 11705), (7023, 11140), (8355, 9364)]