158218840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13229}}^1$

素因数の和:13276

約数の個数: 64

約数和(自身を含む): 400075200

約数和(自身を除く): 241856360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2990, 5980, 11960, 13229, 26458, 52916, 66145, 105832, 132290, 171977, 264580, 304267, 343954, 529160, 608534, 687908, 859885, 1217068, 1375816, 1521335, 1719770, 2434136, 3042670, 3439540, 3955471, 6085340, 6879080, 7910942, 12170680, 15821884, 19777355, 31643768, 39554710, 79109420, 158218840]

約数ペア:

[(1, 158218840), (2, 79109420), (4, 39554710), (5, 31643768), (8, 19777355), (10, 15821884), (13, 12170680), (20, 7910942), (23, 6879080), (26, 6085340), (40, 3955471), (46, 3439540), (52, 3042670), (65, 2434136), (92, 1719770), (104, 1521335), (115, 1375816), (130, 1217068), (184, 859885), (230, 687908), (260, 608534), (299, 529160), (460, 343954), (520, 304267), (598, 264580), (920, 171977), (1196, 132290), (1495, 105832), (2392, 66145), (2990, 52916), (5980, 26458), (11960, 13229)]