311937260

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{859}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 668075520

約数和(自身を除く): 356138260

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 271, 335, 542, 670, 859, 1084, 1340, 1355, 1718, 2710, 3436, 4295, 5420, 8590, 17180, 18157, 36314, 57553, 72628, 90785, 115106, 181570, 230212, 232789, 287765, 363140, 465578, 575530, 931156, 1151060, 1163945, 2327890, 4655780, 15596863, 31193726, 62387452, 77984315, 155968630, 311937260]

約数ペア:

[(1, 311937260), (2, 155968630), (4, 77984315), (5, 62387452), (10, 31193726), (20, 15596863), (67, 4655780), (134, 2327890), (268, 1163945), (271, 1151060), (335, 931156), (542, 575530), (670, 465578), (859, 363140), (1084, 287765), (1340, 232789), (1355, 230212), (1718, 181570), (2710, 115106), (3436, 90785), (4295, 72628), (5420, 57553), (8590, 36314), (17180, 18157)]