8991720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{24977}}^1$

素因数の和:24994

約数の個数: 48

約数和(自身を含む): 29224260

約数和(自身を除く): 20232540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 24977, 49954, 74931, 99908, 124885, 149862, 199816, 224793, 249770, 299724, 374655, 449586, 499540, 599448, 749310, 899172, 999080, 1123965, 1498620, 1798344, 2247930, 2997240, 4495860, 8991720]

約数ペア:

[(1, 8991720), (2, 4495860), (3, 2997240), (4, 2247930), (5, 1798344), (6, 1498620), (8, 1123965), (9, 999080), (10, 899172), (12, 749310), (15, 599448), (18, 499540), (20, 449586), (24, 374655), (30, 299724), (36, 249770), (40, 224793), (45, 199816), (60, 149862), (72, 124885), (90, 99908), (120, 74931), (180, 49954), (360, 24977)]