206511720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1720931}}^1$

素因数の和:1720945

約数の個数: 32

約数和(自身を含む): 619535520

約数和(自身を除く): 413023800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1720931, 3441862, 5162793, 6883724, 8604655, 10325586, 13767448, 17209310, 20651172, 25813965, 34418620, 41302344, 51627930, 68837240, 103255860, 206511720]

約数ペア:

[(1, 206511720), (2, 103255860), (3, 68837240), (4, 51627930), (5, 41302344), (6, 34418620), (8, 25813965), (10, 20651172), (12, 17209310), (15, 13767448), (20, 10325586), (24, 8604655), (30, 6883724), (40, 5162793), (60, 3441862), (120, 1720931)]