306211390

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{1361}}^1$

素因数の和:1668

約数の個数: 32

約数和(自身を含む): 558964800

約数和(自身を除く): 252753410

約数列:

[1, 2, 5, 10, 149, 151, 298, 302, 745, 755, 1361, 1490, 1510, 2722, 6805, 13610, 22499, 44998, 112495, 202789, 205511, 224990, 405578, 411022, 1013945, 1027555, 2027890, 2055110, 30621139, 61242278, 153105695, 306211390]

約数ペア:

[(1, 306211390), (2, 153105695), (5, 61242278), (10, 30621139), (149, 2055110), (151, 2027890), (298, 1027555), (302, 1013945), (745, 411022), (755, 405578), (1361, 224990), (1490, 205511), (1510, 202789), (2722, 112495), (6805, 44998), (13610, 22499)]