312130

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{13}}^1$

素因数の和:48

約数の個数: 40

約数和(自身を含む): 705852

約数和(自身を除く): 393722

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 343, 455, 490, 637, 686, 910, 1274, 1715, 2401, 3185, 3430, 4459, 4802, 6370, 8918, 12005, 22295, 24010, 31213, 44590, 62426, 156065, 312130]

約数ペア:

[(1, 312130), (2, 156065), (5, 62426), (7, 44590), (10, 31213), (13, 24010), (14, 22295), (26, 12005), (35, 8918), (49, 6370), (65, 4802), (70, 4459), (91, 3430), (98, 3185), (130, 2401), (182, 1715), (245, 1274), (343, 910), (455, 686), (490, 637)]