219981190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9049}}^1$

素因数の和:9097

約数の個数: 64

約数和(自身を含む): 492609600

約数和(自身を除く): 272628410

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2431, 4862, 9049, 12155, 18098, 24310, 45245, 90490, 99539, 117637, 153833, 199078, 235274, 307666, 497695, 588185, 769165, 995390, 1176370, 1294007, 1538330, 1692163, 1999829, 2588014, 3384326, 3999658, 6470035, 8460815, 9999145, 12940070, 16921630, 19998290, 21998119, 43996238, 109990595, 219981190]

約数ペア:

[(1, 219981190), (2, 109990595), (5, 43996238), (10, 21998119), (11, 19998290), (13, 16921630), (17, 12940070), (22, 9999145), (26, 8460815), (34, 6470035), (55, 3999658), (65, 3384326), (85, 2588014), (110, 1999829), (130, 1692163), (143, 1538330), (170, 1294007), (187, 1176370), (221, 995390), (286, 769165), (374, 588185), (442, 497695), (715, 307666), (935, 235274), (1105, 199078), (1430, 153833), (1870, 117637), (2210, 99539), (2431, 90490), (4862, 45245), (9049, 24310), (12155, 18098)]