211946140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 192

約数和(自身を含む): 585446400

約数和(自身を除く): 373500260

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 43, 68, 70, 76, 85, 86, 95, 109, 119, 133, 140, 170, 172, 190, 215, 218, 238, 266, 301, 323, 340, 380, 430, 436, 476, 532, 545, 595, 602, 646, 665, 731, 763, 817, 860, 1090, 1190, 1204, 1292, 1330, 1462, 1505, 1526, 1615, 1634, 1853, 2071, 2180, 2261, 2380, 2660, 2924, 3010, 3052, 3230, 3268, 3655, 3706, 3815, 4085, 4142, 4522, 4687, 5117, 5719, 6020, 6460, 7310, 7412, 7630, 8170, 8284, 9044, 9265, 9374, 10234, 10355, 11305, 11438, 12971, 13889, 14497, 14620, 15260, 16340, 18530, 18748, 20468, 20710, 22610, 22876, 23435, 25585, 25942, 27778, 28595, 28994, 32809, 35207, 37060, 41420, 45220, 46870, 51170, 51884, 55556, 57190, 57988, 64855, 65618, 69445, 70414, 72485, 79679, 89053, 93740, 97223, 102340, 114380, 129710, 131236, 138890, 140828, 144970, 159358, 164045, 176035, 178106, 194446, 246449, 259420, 277780, 289940, 318716, 328090, 352070, 356212, 388892, 398395, 445265, 486115, 492898, 557753, 623371, 656180, 704140, 796790, 890530, 972230, 985796, 1115506, 1232245, 1246742, 1513901, 1593580, 1781060, 1944460, 2231012, 2464490, 2493484, 2788765, 3027802, 3116855, 4928980, 5577530, 6055604, 6233710, 7569505, 10597307, 11155060, 12467420, 15139010, 21194614, 30278020, 42389228, 52986535, 105973070, 211946140]

約数ペア:

[(1, 211946140), (2, 105973070), (4, 52986535), (5, 42389228), (7, 30278020), (10, 21194614), (14, 15139010), (17, 12467420), (19, 11155060), (20, 10597307), (28, 7569505), (34, 6233710), (35, 6055604), (38, 5577530), (43, 4928980), (68, 3116855), (70, 3027802), (76, 2788765), (85, 2493484), (86, 2464490), (95, 2231012), (109, 1944460), (119, 1781060), (133, 1593580), (140, 1513901), (170, 1246742), (172, 1232245), (190, 1115506), (215, 985796), (218, 972230), (238, 890530), (266, 796790), (301, 704140), (323, 656180), (340, 623371), (380, 557753), (430, 492898), (436, 486115), (476, 445265), (532, 398395), (545, 388892), (595, 356212), (602, 352070), (646, 328090), (665, 318716), (731, 289940), (763, 277780), (817, 259420), (860, 246449), (1090, 194446), (1190, 178106), (1204, 176035), (1292, 164045), (1330, 159358), (1462, 144970), (1505, 140828), (1526, 138890), (1615, 131236), (1634, 129710), (1853, 114380), (2071, 102340), (2180, 97223), (2261, 93740), (2380, 89053), (2660, 79679), (2924, 72485), (3010, 70414), (3052, 69445), (3230, 65618), (3268, 64855), (3655, 57988), (3706, 57190), (3815, 55556), (4085, 51884), (4142, 51170), (4522, 46870), (4687, 45220), (5117, 41420), (5719, 37060), (6020, 35207), (6460, 32809), (7310, 28994), (7412, 28595), (7630, 27778), (8170, 25942), (8284, 25585), (9044, 23435), (9265, 22876), (9374, 22610), (10234, 20710), (10355, 20468), (11305, 18748), (11438, 18530), (12971, 16340), (13889, 15260), (14497, 14620)]