128949540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{32077}}^1$

素因数の和:32156

約数の個数: 48

約数和(自身を含む): 366459072

約数和(自身を除く): 237509532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 32077, 64154, 96231, 128308, 160385, 192462, 320770, 384924, 481155, 641540, 962310, 1924620, 2149159, 4298318, 6447477, 8596636, 10745795, 12894954, 21491590, 25789908, 32237385, 42983180, 64474770, 128949540]

約数ペア:

[(1, 128949540), (2, 64474770), (3, 42983180), (4, 32237385), (5, 25789908), (6, 21491590), (10, 12894954), (12, 10745795), (15, 8596636), (20, 6447477), (30, 4298318), (60, 2149159), (67, 1924620), (134, 962310), (201, 641540), (268, 481155), (335, 384924), (402, 320770), (670, 192462), (804, 160385), (1005, 128308), (1340, 96231), (2010, 64154), (4020, 32077)]