141550020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1223}}^1$

素因数の和:1881

約数の個数: 72

約数和(自身を含む): 430387776

約数和(自身を除く): 288837756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 1223, 1286, 1929, 2446, 2572, 3215, 3669, 3858, 4892, 5787, 6115, 6430, 7338, 7716, 9645, 11007, 11574, 12230, 12860, 14676, 18345, 19290, 22014, 23148, 24460, 28935, 36690, 38580, 44028, 55035, 57870, 73380, 110070, 115740, 220140, 786389, 1572778, 2359167, 3145556, 3931945, 4718334, 7077501, 7863890, 9436668, 11795835, 14155002, 15727780, 23591670, 28310004, 35387505, 47183340, 70775010, 141550020]

約数ペア:

[(1, 141550020), (2, 70775010), (3, 47183340), (4, 35387505), (5, 28310004), (6, 23591670), (9, 15727780), (10, 14155002), (12, 11795835), (15, 9436668), (18, 7863890), (20, 7077501), (30, 4718334), (36, 3931945), (45, 3145556), (60, 2359167), (90, 1572778), (180, 786389), (643, 220140), (1223, 115740), (1286, 110070), (1929, 73380), (2446, 57870), (2572, 55035), (3215, 44028), (3669, 38580), (3858, 36690), (4892, 28935), (5787, 24460), (6115, 23148), (6430, 22014), (7338, 19290), (7716, 18345), (9645, 14676), (11007, 12860), (11574, 12230)]