220727880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1259}}^1$

素因数の和:1763

約数の個数: 96

約数和(自身を含む): 719409600

約数和(自身を除く): 498681720

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, 487, 974, 1259, 1461, 1948, 2435, 2518, 2922, 3777, 3896, 4383, 4870, 5036, 5844, 6295, 7305, 7554, 8766, 9740, 10072, 11331, 11688, 12590, 14610, 15108, 17532, 18885, 19480, 21915, 22662, 25180, 29220, 30216, 35064, 37770, 43830, 45324, 50360, 56655, 58440, 75540, 87660, 90648, 113310, 151080, 175320, 226620, 453240, 613133, 1226266, 1839399, 2452532, 3065665, 3678798, 4905064, 5518197, 6131330, 7357596, 9196995, 11036394, 12262660, 14715192, 18393990, 22072788, 24525320, 27590985, 36787980, 44145576, 55181970, 73575960, 110363940, 220727880]

約数ペア:

[(1, 220727880), (2, 110363940), (3, 73575960), (4, 55181970), (5, 44145576), (6, 36787980), (8, 27590985), (9, 24525320), (10, 22072788), (12, 18393990), (15, 14715192), (18, 12262660), (20, 11036394), (24, 9196995), (30, 7357596), (36, 6131330), (40, 5518197), (45, 4905064), (60, 3678798), (72, 3065665), (90, 2452532), (120, 1839399), (180, 1226266), (360, 613133), (487, 453240), (974, 226620), (1259, 175320), (1461, 151080), (1948, 113310), (2435, 90648), (2518, 87660), (2922, 75540), (3777, 58440), (3896, 56655), (4383, 50360), (4870, 45324), (5036, 43830), (5844, 37770), (6295, 35064), (7305, 30216), (7554, 29220), (8766, 25180), (9740, 22662), (10072, 21915), (11331, 19480), (11688, 18885), (12590, 17532), (14610, 15108)]