268363620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{212987}}^1$

素因数の和:213009

約数の個数: 72

約数和(自身を含む): 930331584

約数和(自身を除く): 661967964

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, 212987, 425974, 638961, 851948, 1064935, 1277922, 1490909, 1916883, 2129870, 2555844, 2981818, 3194805, 3833766, 4259740, 4472727, 5963636, 6389610, 7454545, 7667532, 8945454, 9584415, 12779220, 13418181, 14909090, 17890908, 19168830, 22363635, 26836362, 29818180, 38337660, 44727270, 53672724, 67090905, 89454540, 134181810, 268363620]

約数ペア:

[(1, 268363620), (2, 134181810), (3, 89454540), (4, 67090905), (5, 53672724), (6, 44727270), (7, 38337660), (9, 29818180), (10, 26836362), (12, 22363635), (14, 19168830), (15, 17890908), (18, 14909090), (20, 13418181), (21, 12779220), (28, 9584415), (30, 8945454), (35, 7667532), (36, 7454545), (42, 6389610), (45, 5963636), (60, 4472727), (63, 4259740), (70, 3833766), (84, 3194805), (90, 2981818), (105, 2555844), (126, 2129870), (140, 1916883), (180, 1490909), (210, 1277922), (252, 1064935), (315, 851948), (420, 638961), (630, 425974), (1260, 212987)]