8724420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2551}}^1$

素因数の和:2585

約数の個数: 72

約数和(自身を含む): 27867840

約数和(自身を除く): 19143420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 2551, 3420, 5102, 7653, 10204, 12755, 15306, 22959, 25510, 30612, 38265, 45918, 48469, 51020, 76530, 91836, 96938, 114795, 145407, 153060, 193876, 229590, 242345, 290814, 436221, 459180, 484690, 581628, 727035, 872442, 969380, 1454070, 1744884, 2181105, 2908140, 4362210, 8724420]

約数ペア:

[(1, 8724420), (2, 4362210), (3, 2908140), (4, 2181105), (5, 1744884), (6, 1454070), (9, 969380), (10, 872442), (12, 727035), (15, 581628), (18, 484690), (19, 459180), (20, 436221), (30, 290814), (36, 242345), (38, 229590), (45, 193876), (57, 153060), (60, 145407), (76, 114795), (90, 96938), (95, 91836), (114, 76530), (171, 51020), (180, 48469), (190, 45918), (228, 38265), (285, 30612), (342, 25510), (380, 22959), (570, 15306), (684, 12755), (855, 10204), (1140, 7653), (1710, 5102), (2551, 3420)]