38668140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{30689}}^1$

素因数の和:30711

約数の個数: 72

約数和(自身を含む): 134053920

約数和(自身を除く): 95385780

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, 30689, 61378, 92067, 122756, 153445, 184134, 214823, 276201, 306890, 368268, 429646, 460335, 552402, 613780, 644469, 859292, 920670, 1074115, 1104804, 1288938, 1381005, 1841340, 1933407, 2148230, 2577876, 2762010, 3222345, 3866814, 4296460, 5524020, 6444690, 7733628, 9667035, 12889380, 19334070, 38668140]

約数ペア:

[(1, 38668140), (2, 19334070), (3, 12889380), (4, 9667035), (5, 7733628), (6, 6444690), (7, 5524020), (9, 4296460), (10, 3866814), (12, 3222345), (14, 2762010), (15, 2577876), (18, 2148230), (20, 1933407), (21, 1841340), (28, 1381005), (30, 1288938), (35, 1104804), (36, 1074115), (42, 920670), (45, 859292), (60, 644469), (63, 613780), (70, 552402), (84, 460335), (90, 429646), (105, 368268), (126, 306890), (140, 276201), (180, 214823), (210, 184134), (252, 153445), (315, 122756), (420, 92067), (630, 61378), (1260, 30689)]