18926460

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{1669}}^1$

素因数の和:1697

約数の個数: 120

約数和(自身を含む): 67895520

約数和(自身を除く): 48969060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1669, 1890, 2268, 2835, 3338, 3780, 5007, 5670, 6676, 8345, 10014, 11340, 11683, 15021, 16690, 20028, 23366, 25035, 30042, 33380, 35049, 45063, 46732, 50070, 58415, 60084, 70098, 75105, 90126, 100140, 105147, 116830, 135189, 140196, 150210, 175245, 180252, 210294, 225315, 233660, 270378, 300420, 315441, 350490, 420588, 450630, 525735, 540756, 630882, 675945, 700980, 901260, 946323, 1051470, 1261764, 1351890, 1577205, 1892646, 2102940, 2703780, 3154410, 3785292, 4731615, 6308820, 9463230, 18926460]

約数ペア:

[(1, 18926460), (2, 9463230), (3, 6308820), (4, 4731615), (5, 3785292), (6, 3154410), (7, 2703780), (9, 2102940), (10, 1892646), (12, 1577205), (14, 1351890), (15, 1261764), (18, 1051470), (20, 946323), (21, 901260), (27, 700980), (28, 675945), (30, 630882), (35, 540756), (36, 525735), (42, 450630), (45, 420588), (54, 350490), (60, 315441), (63, 300420), (70, 270378), (81, 233660), (84, 225315), (90, 210294), (105, 180252), (108, 175245), (126, 150210), (135, 140196), (140, 135189), (162, 116830), (180, 105147), (189, 100140), (210, 90126), (252, 75105), (270, 70098), (315, 60084), (324, 58415), (378, 50070), (405, 46732), (420, 45063), (540, 35049), (567, 33380), (630, 30042), (756, 25035), (810, 23366), (945, 20028), (1134, 16690), (1260, 15021), (1620, 11683), (1669, 11340), (1890, 10014), (2268, 8345), (2835, 6676), (3338, 5670), (3780, 5007)]