248565540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{26387}}^1$

素因数の和:26556

約数の個数: 48

約数和(自身を含む): 700443072

約数和(自身を除く): 451877532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 9420, 26387, 52774, 79161, 105548, 131935, 158322, 263870, 316644, 395805, 527740, 791610, 1583220, 4142759, 8285518, 12428277, 16571036, 20713795, 24856554, 41427590, 49713108, 62141385, 82855180, 124282770, 248565540]

約数ペア:

[(1, 248565540), (2, 124282770), (3, 82855180), (4, 62141385), (5, 49713108), (6, 41427590), (10, 24856554), (12, 20713795), (15, 16571036), (20, 12428277), (30, 8285518), (60, 4142759), (157, 1583220), (314, 791610), (471, 527740), (628, 395805), (785, 316644), (942, 263870), (1570, 158322), (1884, 131935), (2355, 105548), (3140, 79161), (4710, 52774), (9420, 26387)]