231889360

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{78341}}^1$

素因数の和:78391

約数の個数: 40

約数和(自身を含む): 553721256

約数和(自身を除く): 321831896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 78341, 156682, 313364, 391705, 626728, 783410, 1253456, 1566820, 2898617, 3133640, 5797234, 6267280, 11594468, 14493085, 23188936, 28986170, 46377872, 57972340, 115944680, 231889360]

約数ペア:

[(1, 231889360), (2, 115944680), (4, 57972340), (5, 46377872), (8, 28986170), (10, 23188936), (16, 14493085), (20, 11594468), (37, 6267280), (40, 5797234), (74, 3133640), (80, 2898617), (148, 1566820), (185, 1253456), (296, 783410), (370, 626728), (592, 391705), (740, 313364), (1480, 156682), (2960, 78341)]