228212820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{115259}}^1$

素因数の和:115285

約数の個数: 72

約数和(自身を含む): 755183520

約数和(自身を除く): 526970700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 115259, 230518, 345777, 461036, 576295, 691554, 1037331, 1152590, 1267849, 1383108, 1728885, 2074662, 2305180, 2535698, 3457770, 3803547, 4149324, 5071396, 5186655, 6339245, 6915540, 7607094, 10373310, 11410641, 12678490, 15214188, 19017735, 20746620, 22821282, 25356980, 38035470, 45642564, 57053205, 76070940, 114106410, 228212820]

約数ペア:

[(1, 228212820), (2, 114106410), (3, 76070940), (4, 57053205), (5, 45642564), (6, 38035470), (9, 25356980), (10, 22821282), (11, 20746620), (12, 19017735), (15, 15214188), (18, 12678490), (20, 11410641), (22, 10373310), (30, 7607094), (33, 6915540), (36, 6339245), (44, 5186655), (45, 5071396), (55, 4149324), (60, 3803547), (66, 3457770), (90, 2535698), (99, 2305180), (110, 2074662), (132, 1728885), (165, 1383108), (180, 1267849), (198, 1152590), (220, 1037331), (330, 691554), (396, 576295), (495, 461036), (660, 345777), (990, 230518), (1980, 115259)]