156640280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{66373}}^1$

素因数の和:66443

約数の個数: 32

約数和(自身を含む): 358419600

約数和(自身を除く): 201779320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 66373, 132746, 265492, 331865, 530984, 663730, 1327460, 2654920, 3916007, 7832014, 15664028, 19580035, 31328056, 39160070, 78320140, 156640280]

約数ペア:

[(1, 156640280), (2, 78320140), (4, 39160070), (5, 31328056), (8, 19580035), (10, 15664028), (20, 7832014), (40, 3916007), (59, 2654920), (118, 1327460), (236, 663730), (295, 530984), (472, 331865), (590, 265492), (1180, 132746), (2360, 66373)]