389964420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{50383}}^1$

素因数の和:50441

約数の個数: 72

約数和(自身を含む): 1210425216

約数和(自身を除く): 820460796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 50383, 100766, 151149, 201532, 251915, 302298, 453447, 503830, 604596, 755745, 906894, 1007660, 1511490, 1813788, 2166469, 2267235, 3022980, 4332938, 4534470, 6499407, 8665876, 9068940, 10832345, 12998814, 19498221, 21664690, 25997628, 32497035, 38996442, 43329380, 64994070, 77992884, 97491105, 129988140, 194982210, 389964420]

約数ペア:

[(1, 389964420), (2, 194982210), (3, 129988140), (4, 97491105), (5, 77992884), (6, 64994070), (9, 43329380), (10, 38996442), (12, 32497035), (15, 25997628), (18, 21664690), (20, 19498221), (30, 12998814), (36, 10832345), (43, 9068940), (45, 8665876), (60, 6499407), (86, 4534470), (90, 4332938), (129, 3022980), (172, 2267235), (180, 2166469), (215, 1813788), (258, 1511490), (387, 1007660), (430, 906894), (516, 755745), (645, 604596), (774, 503830), (860, 453447), (1290, 302298), (1548, 251915), (1935, 201532), (2580, 151149), (3870, 100766), (7740, 50383)]