68357310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1997}}^1$

素因数の和:2177

約数の個数: 64

約数和(自身を含む): 188739072

約数和(自身を除く): 120381762

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 163, 210, 326, 489, 815, 978, 1141, 1630, 1997, 2282, 2445, 3423, 3994, 4890, 5705, 5991, 6846, 9985, 11410, 11982, 13979, 17115, 19970, 27958, 29955, 34230, 41937, 59910, 69895, 83874, 139790, 209685, 325511, 419370, 651022, 976533, 1627555, 1953066, 2278577, 3255110, 4557154, 4882665, 6835731, 9765330, 11392885, 13671462, 22785770, 34178655, 68357310]

約数ペア:

[(1, 68357310), (2, 34178655), (3, 22785770), (5, 13671462), (6, 11392885), (7, 9765330), (10, 6835731), (14, 4882665), (15, 4557154), (21, 3255110), (30, 2278577), (35, 1953066), (42, 1627555), (70, 976533), (105, 651022), (163, 419370), (210, 325511), (326, 209685), (489, 139790), (815, 83874), (978, 69895), (1141, 59910), (1630, 41937), (1997, 34230), (2282, 29955), (2445, 27958), (3423, 19970), (3994, 17115), (4890, 13979), (5705, 11982), (5991, 11410), (6846, 9985)]