1966745880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{165551}}^1$

素因数の和:165582

約数の個数: 128

約数和(自身を含む): 7151846400

約数和(自身を除く): 5185100520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 165551, 331102, 496653, 662204, 827755, 993306, 1324408, 1489959, 1655510, 1821061, 1986612, 2483265, 2979918, 3311020, 3642122, 3973224, 4469877, 4966530, 5463183, 5959836, 6622040, 7284244, 7449795, 8939754, 9105305, 9933060, 10926366, 11919672, 14568488, 14899590, 16389549, 17879508, 18210610, 19866120, 21852732, 22349385, 27315915, 29799180, 32779098, 35759016, 36421220, 43705464, 44698770, 49168647, 54631830, 59598360, 65558196, 72842440, 81947745, 89397540, 98337294, 109263660, 131116392, 163895490, 178795080, 196674588, 218527320, 245843235, 327790980, 393349176, 491686470, 655581960, 983372940, 1966745880]

約数ペア:

[(1, 1966745880), (2, 983372940), (3, 655581960), (4, 491686470), (5, 393349176), (6, 327790980), (8, 245843235), (9, 218527320), (10, 196674588), (11, 178795080), (12, 163895490), (15, 131116392), (18, 109263660), (20, 98337294), (22, 89397540), (24, 81947745), (27, 72842440), (30, 65558196), (33, 59598360), (36, 54631830), (40, 49168647), (44, 44698770), (45, 43705464), (54, 36421220), (55, 35759016), (60, 32779098), (66, 29799180), (72, 27315915), (88, 22349385), (90, 21852732), (99, 19866120), (108, 18210610), (110, 17879508), (120, 16389549), (132, 14899590), (135, 14568488), (165, 11919672), (180, 10926366), (198, 9933060), (216, 9105305), (220, 8939754), (264, 7449795), (270, 7284244), (297, 6622040), (330, 5959836), (360, 5463183), (396, 4966530), (440, 4469877), (495, 3973224), (540, 3642122), (594, 3311020), (660, 2979918), (792, 2483265), (990, 1986612), (1080, 1821061), (1188, 1655510), (1320, 1489959), (1485, 1324408), (1980, 993306), (2376, 827755), (2970, 662204), (3960, 496653), (5940, 331102), (11880, 165551)]