246329860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1601}}^1$

素因数の和:1781

約数の個数: 72

約数和(自身を含む): 605959704

約数和(自身を除く): 359629844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 196, 245, 314, 490, 628, 785, 980, 1099, 1570, 1601, 2198, 3140, 3202, 4396, 5495, 6404, 7693, 8005, 10990, 11207, 15386, 16010, 21980, 22414, 30772, 32020, 38465, 44828, 56035, 76930, 78449, 112070, 153860, 156898, 224140, 251357, 313796, 392245, 502714, 784490, 1005428, 1256785, 1568980, 1759499, 2513570, 3518998, 5027140, 7037996, 8797495, 12316493, 17594990, 24632986, 35189980, 49265972, 61582465, 123164930, 246329860]

約数ペア:

[(1, 246329860), (2, 123164930), (4, 61582465), (5, 49265972), (7, 35189980), (10, 24632986), (14, 17594990), (20, 12316493), (28, 8797495), (35, 7037996), (49, 5027140), (70, 3518998), (98, 2513570), (140, 1759499), (157, 1568980), (196, 1256785), (245, 1005428), (314, 784490), (490, 502714), (628, 392245), (785, 313796), (980, 251357), (1099, 224140), (1570, 156898), (1601, 153860), (2198, 112070), (3140, 78449), (3202, 76930), (4396, 56035), (5495, 44828), (6404, 38465), (7693, 32020), (8005, 30772), (10990, 22414), (11207, 21980), (15386, 16010)]