212450810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 479001600

約数和(自身を除く): 266550790

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 47, 55, 58, 65, 94, 109, 110, 130, 143, 145, 218, 235, 286, 290, 319, 377, 470, 517, 545, 611, 638, 715, 754, 1034, 1090, 1199, 1222, 1363, 1417, 1430, 1595, 1885, 2398, 2585, 2726, 2834, 3055, 3161, 3190, 3770, 4147, 5123, 5170, 5995, 6110, 6322, 6721, 6815, 7085, 8294, 10246, 11990, 13442, 13630, 14170, 14993, 15587, 15805, 17719, 20735, 25615, 29986, 31174, 31610, 33605, 34771, 35438, 41093, 41470, 51230, 56353, 66599, 67210, 69542, 74965, 77935, 82186, 88595, 112706, 133198, 148567, 149930, 155870, 173855, 177190, 194909, 205465, 281765, 297134, 332995, 347710, 389818, 410930, 452023, 563530, 665990, 732589, 742835, 904046, 974545, 1465178, 1485670, 1634237, 1931371, 1949090, 2260115, 3268474, 3662945, 3862742, 4520230, 7325890, 8171185, 9656855, 16342370, 19313710, 21245081, 42490162, 106225405, 212450810]

約数ペア:

[(1, 212450810), (2, 106225405), (5, 42490162), (10, 21245081), (11, 19313710), (13, 16342370), (22, 9656855), (26, 8171185), (29, 7325890), (47, 4520230), (55, 3862742), (58, 3662945), (65, 3268474), (94, 2260115), (109, 1949090), (110, 1931371), (130, 1634237), (143, 1485670), (145, 1465178), (218, 974545), (235, 904046), (286, 742835), (290, 732589), (319, 665990), (377, 563530), (470, 452023), (517, 410930), (545, 389818), (611, 347710), (638, 332995), (715, 297134), (754, 281765), (1034, 205465), (1090, 194909), (1199, 177190), (1222, 173855), (1363, 155870), (1417, 149930), (1430, 148567), (1595, 133198), (1885, 112706), (2398, 88595), (2585, 82186), (2726, 77935), (2834, 74965), (3055, 69542), (3161, 67210), (3190, 66599), (3770, 56353), (4147, 51230), (5123, 41470), (5170, 41093), (5995, 35438), (6110, 34771), (6322, 33605), (6721, 31610), (6815, 31174), (7085, 29986), (8294, 25615), (10246, 20735), (11990, 17719), (13442, 15805), (13630, 15587), (14170, 14993)]