222231020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{701}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 517621104

約数和(自身を除く): 295390084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 131, 220, 242, 262, 484, 524, 605, 655, 701, 1210, 1310, 1402, 1441, 2420, 2620, 2804, 2882, 3505, 5764, 7010, 7205, 7711, 14020, 14410, 15422, 15851, 28820, 30844, 31702, 38555, 63404, 77110, 79255, 84821, 91831, 154220, 158510, 169642, 183662, 317020, 339284, 367324, 424105, 459155, 848210, 918310, 1010141, 1696420, 1836620, 2020282, 4040564, 5050705, 10101410, 11111551, 20202820, 22223102, 44446204, 55557755, 111115510, 222231020]

約数ペア:

[(1, 222231020), (2, 111115510), (4, 55557755), (5, 44446204), (10, 22223102), (11, 20202820), (20, 11111551), (22, 10101410), (44, 5050705), (55, 4040564), (110, 2020282), (121, 1836620), (131, 1696420), (220, 1010141), (242, 918310), (262, 848210), (484, 459155), (524, 424105), (605, 367324), (655, 339284), (701, 317020), (1210, 183662), (1310, 169642), (1402, 158510), (1441, 154220), (2420, 91831), (2620, 84821), (2804, 79255), (2882, 77110), (3505, 63404), (5764, 38555), (7010, 31702), (7205, 30844), (7711, 28820), (14020, 15851), (14410, 15422)]