331371720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{920477}}^1$

素因数の和:920494

約数の個数: 48

約数和(自身を含む): 1076959260

約数和(自身を除く): 745587540

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, 920477, 1840954, 2761431, 3681908, 4602385, 5522862, 7363816, 8284293, 9204770, 11045724, 13807155, 16568586, 18409540, 22091448, 27614310, 33137172, 36819080, 41421465, 55228620, 66274344, 82842930, 110457240, 165685860, 331371720]

約数ペア:

[(1, 331371720), (2, 165685860), (3, 110457240), (4, 82842930), (5, 66274344), (6, 55228620), (8, 41421465), (9, 36819080), (10, 33137172), (12, 27614310), (15, 22091448), (18, 18409540), (20, 16568586), (24, 13807155), (30, 11045724), (36, 9204770), (40, 8284293), (45, 7363816), (60, 5522862), (72, 4602385), (90, 3681908), (120, 2761431), (180, 1840954), (360, 920477)]