12240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1$

素因数の和:36

約数の個数: 60

約数和(自身を含む): 43524

約数和(自身を除く): 31284

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 3060, 4080, 6120, 12240]

約数ペア:

[(1, 12240), (2, 6120), (3, 4080), (4, 3060), (5, 2448), (6, 2040), (8, 1530), (9, 1360), (10, 1224), (12, 1020), (15, 816), (16, 765), (17, 720), (18, 680), (20, 612), (24, 510), (30, 408), (34, 360), (36, 340), (40, 306), (45, 272), (48, 255), (51, 240), (60, 204), (68, 180), (72, 170), (80, 153), (85, 144), (90, 136), (102, 120)]