12721680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17669}}^1$

素因数の和:17688

約数の個数: 60

約数和(自身を含む): 42726060

約数和(自身を除く): 30004380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 17669, 35338, 53007, 70676, 88345, 106014, 141352, 159021, 176690, 212028, 265035, 282704, 318042, 353380, 424056, 530070, 636084, 706760, 795105, 848112, 1060140, 1272168, 1413520, 1590210, 2120280, 2544336, 3180420, 4240560, 6360840, 12721680]

約数ペア:

[(1, 12721680), (2, 6360840), (3, 4240560), (4, 3180420), (5, 2544336), (6, 2120280), (8, 1590210), (9, 1413520), (10, 1272168), (12, 1060140), (15, 848112), (16, 795105), (18, 706760), (20, 636084), (24, 530070), (30, 424056), (36, 353380), (40, 318042), (45, 282704), (48, 265035), (60, 212028), (72, 176690), (80, 159021), (90, 141352), (120, 106014), (144, 88345), (180, 70676), (240, 53007), (360, 35338), (720, 17669)]