7680540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{18287}}^1$

素因数の和:18306

約数の個数: 48

約数和(自身を含む): 24579072

約数和(自身を除く): 16898532

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 18287, 36574, 54861, 73148, 91435, 109722, 128009, 182870, 219444, 256018, 274305, 365740, 384027, 512036, 548610, 640045, 768054, 1097220, 1280090, 1536108, 1920135, 2560180, 3840270, 7680540]

約数ペア:

[(1, 7680540), (2, 3840270), (3, 2560180), (4, 1920135), (5, 1536108), (6, 1280090), (7, 1097220), (10, 768054), (12, 640045), (14, 548610), (15, 512036), (20, 384027), (21, 365740), (28, 274305), (30, 256018), (35, 219444), (42, 182870), (60, 128009), (70, 109722), (84, 91435), (105, 73148), (140, 54861), (210, 36574), (420, 18287)]