38138940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{30269}}^1$

素因数の和:30291

約数の個数: 72

約数和(自身を含む): 132219360

約数和(自身を除く): 94080420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 30269, 60538, 90807, 121076, 151345, 181614, 211883, 272421, 302690, 363228, 423766, 454035, 544842, 605380, 635649, 847532, 908070, 1059415, 1089684, 1271298, 1362105, 1816140, 1906947, 2118830, 2542596, 2724210, 3178245, 3813894, 4237660, 5448420, 6356490, 7627788, 9534735, 12712980, 19069470, 38138940]

約数ペア:

[(1, 38138940), (2, 19069470), (3, 12712980), (4, 9534735), (5, 7627788), (6, 6356490), (7, 5448420), (9, 4237660), (10, 3813894), (12, 3178245), (14, 2724210), (15, 2542596), (18, 2118830), (20, 1906947), (21, 1816140), (28, 1362105), (30, 1271298), (35, 1089684), (36, 1059415), (42, 908070), (45, 847532), (60, 635649), (63, 605380), (70, 544842), (84, 454035), (90, 423766), (105, 363228), (126, 302690), (140, 272421), (180, 211883), (210, 181614), (252, 151345), (315, 121076), (420, 90807), (630, 60538), (1260, 30269)]