1261054440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{22031}}^1$

素因数の和:22104

約数の個数: 128

約数和(自身を含む): 4283020800

約数和(自身を除く): 3021966360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 159, 180, 212, 216, 265, 270, 318, 360, 424, 477, 530, 540, 636, 795, 954, 1060, 1080, 1272, 1431, 1590, 1908, 2120, 2385, 2862, 3180, 3816, 4770, 5724, 6360, 7155, 9540, 11448, 14310, 19080, 22031, 28620, 44062, 57240, 66093, 88124, 110155, 132186, 176248, 198279, 220310, 264372, 330465, 396558, 440620, 528744, 594837, 660930, 793116, 881240, 991395, 1167643, 1189674, 1321860, 1586232, 1982790, 2335286, 2379348, 2643720, 2974185, 3502929, 3965580, 4670572, 4758696, 5838215, 5948370, 7005858, 7931160, 9341144, 10508787, 11676430, 11896740, 14011716, 17514645, 21017574, 23352860, 23793480, 28023432, 31526361, 35029290, 42035148, 46705720, 52543935, 63052722, 70058580, 84070296, 105087870, 126105444, 140117160, 157631805, 210175740, 252210888, 315263610, 420351480, 630527220, 1261054440]

約数ペア:

[(1, 1261054440), (2, 630527220), (3, 420351480), (4, 315263610), (5, 252210888), (6, 210175740), (8, 157631805), (9, 140117160), (10, 126105444), (12, 105087870), (15, 84070296), (18, 70058580), (20, 63052722), (24, 52543935), (27, 46705720), (30, 42035148), (36, 35029290), (40, 31526361), (45, 28023432), (53, 23793480), (54, 23352860), (60, 21017574), (72, 17514645), (90, 14011716), (106, 11896740), (108, 11676430), (120, 10508787), (135, 9341144), (159, 7931160), (180, 7005858), (212, 5948370), (216, 5838215), (265, 4758696), (270, 4670572), (318, 3965580), (360, 3502929), (424, 2974185), (477, 2643720), (530, 2379348), (540, 2335286), (636, 1982790), (795, 1586232), (954, 1321860), (1060, 1189674), (1080, 1167643), (1272, 991395), (1431, 881240), (1590, 793116), (1908, 660930), (2120, 594837), (2385, 528744), (2862, 440620), (3180, 396558), (3816, 330465), (4770, 264372), (5724, 220310), (6360, 198279), (7155, 176248), (9540, 132186), (11448, 110155), (14310, 88124), (19080, 66093), (22031, 57240), (28620, 44062)]