128387730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{80747}}^1$

素因数の和:80810

約数の個数: 32

約数和(自身を含む): 313948224

約数和(自身を除く): 185560494

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 80747, 161494, 242241, 403735, 484482, 807470, 1211205, 2422410, 4279591, 8559182, 12838773, 21397955, 25677546, 42795910, 64193865, 128387730]

約数ペア:

[(1, 128387730), (2, 64193865), (3, 42795910), (5, 25677546), (6, 21397955), (10, 12838773), (15, 8559182), (30, 4279591), (53, 2422410), (106, 1211205), (159, 807470), (265, 484482), (318, 403735), (530, 242241), (795, 161494), (1590, 80747)]