219952810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{863}}^1$

素因数の和:1219

約数の個数: 64

約数和(自身を含む): 495673344

約数和(自身を除く): 275720534

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 331, 385, 662, 770, 863, 1655, 1726, 2317, 3310, 3641, 4315, 4634, 6041, 7282, 8630, 9493, 11585, 12082, 18205, 18986, 23170, 25487, 30205, 36410, 47465, 50974, 60410, 66451, 94930, 127435, 132902, 254870, 285653, 332255, 571306, 664510, 1428265, 1999571, 2856530, 3142183, 3999142, 6284366, 9997855, 15710915, 19995710, 21995281, 31421830, 43990562, 109976405, 219952810]

約数ペア:

[(1, 219952810), (2, 109976405), (5, 43990562), (7, 31421830), (10, 21995281), (11, 19995710), (14, 15710915), (22, 9997855), (35, 6284366), (55, 3999142), (70, 3142183), (77, 2856530), (110, 1999571), (154, 1428265), (331, 664510), (385, 571306), (662, 332255), (770, 285653), (863, 254870), (1655, 132902), (1726, 127435), (2317, 94930), (3310, 66451), (3641, 60410), (4315, 50974), (4634, 47465), (6041, 36410), (7282, 30205), (8630, 25487), (9493, 23170), (11585, 18986), (12082, 18205)]