1021223210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{479}}^1$

素因数の和:748

約数の個数: 96

約数和(自身を含む): 2265408000

約数和(自身を除く): 1244184790

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 229, 245, 266, 458, 479, 490, 665, 931, 958, 1145, 1330, 1603, 1862, 2290, 2395, 3206, 3353, 4351, 4655, 4790, 6706, 8015, 8702, 9101, 9310, 11221, 16030, 16765, 18202, 21755, 22442, 23471, 30457, 33530, 43510, 45505, 46942, 56105, 60914, 63707, 91010, 109691, 112210, 117355, 127414, 152285, 213199, 219382, 234710, 304570, 318535, 426398, 445949, 548455, 637070, 767837, 891898, 1065995, 1096910, 1535674, 2084129, 2131990, 2229745, 3839185, 4168258, 4459490, 5374859, 7678370, 10420645, 10749718, 14588903, 20841290, 26874295, 29177806, 53748590, 72944515, 102122321, 145889030, 204244642, 510611605, 1021223210]

約数ペア:

[(1, 1021223210), (2, 510611605), (5, 204244642), (7, 145889030), (10, 102122321), (14, 72944515), (19, 53748590), (35, 29177806), (38, 26874295), (49, 20841290), (70, 14588903), (95, 10749718), (98, 10420645), (133, 7678370), (190, 5374859), (229, 4459490), (245, 4168258), (266, 3839185), (458, 2229745), (479, 2131990), (490, 2084129), (665, 1535674), (931, 1096910), (958, 1065995), (1145, 891898), (1330, 767837), (1603, 637070), (1862, 548455), (2290, 445949), (2395, 426398), (3206, 318535), (3353, 304570), (4351, 234710), (4655, 219382), (4790, 213199), (6706, 152285), (8015, 127414), (8702, 117355), (9101, 112210), (9310, 109691), (11221, 91010), (16030, 63707), (16765, 60914), (18202, 56105), (21755, 46942), (22442, 45505), (23471, 43510), (30457, 33530)]