68673780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{54503}}^1$

素因数の和:54525

約数の個数: 72

約数和(自身を含む): 238073472

約数和(自身を除く): 169399692

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, 54503, 109006, 163509, 218012, 272515, 327018, 381521, 490527, 545030, 654036, 763042, 817545, 981054, 1090060, 1144563, 1526084, 1635090, 1907605, 1962108, 2289126, 2452635, 3270180, 3433689, 3815210, 4578252, 4905270, 5722815, 6867378, 7630420, 9810540, 11445630, 13734756, 17168445, 22891260, 34336890, 68673780]

約数ペア:

[(1, 68673780), (2, 34336890), (3, 22891260), (4, 17168445), (5, 13734756), (6, 11445630), (7, 9810540), (9, 7630420), (10, 6867378), (12, 5722815), (14, 4905270), (15, 4578252), (18, 3815210), (20, 3433689), (21, 3270180), (28, 2452635), (30, 2289126), (35, 1962108), (36, 1907605), (42, 1635090), (45, 1526084), (60, 1144563), (63, 1090060), (70, 981054), (84, 817545), (90, 763042), (105, 654036), (126, 545030), (140, 490527), (180, 381521), (210, 327018), (252, 272515), (315, 218012), (420, 163509), (630, 109006), (1260, 54503)]