2648331720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{129061}}^1$

素因数の和:129100

約数の個数: 128

約数和(自身を含む): 9292464000

約数和(自身を除く): 6644132280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 129061, 258122, 387183, 516244, 645305, 774366, 1032488, 1161549, 1290610, 1548732, 1935915, 2323098, 2452159, 2581220, 3097464, 3484647, 3871830, 4646196, 4904318, 5162440, 5807745, 6969294, 7356477, 7743660, 9292392, 9808636, 11615490, 12260795, 13938588, 14712954, 15487320, 17423235, 19617272, 22069431, 23230980, 24521590, 27877176, 29425908, 34846470, 36782385, 44138862, 46461960, 49043180, 58851816, 66208293, 69692940, 73564770, 88277724, 98086360, 110347155, 132416586, 139385880, 147129540, 176555448, 220694310, 264833172, 294259080, 331041465, 441388620, 529666344, 662082930, 882777240, 1324165860, 2648331720]

約数ペア:

[(1, 2648331720), (2, 1324165860), (3, 882777240), (4, 662082930), (5, 529666344), (6, 441388620), (8, 331041465), (9, 294259080), (10, 264833172), (12, 220694310), (15, 176555448), (18, 147129540), (19, 139385880), (20, 132416586), (24, 110347155), (27, 98086360), (30, 88277724), (36, 73564770), (38, 69692940), (40, 66208293), (45, 58851816), (54, 49043180), (57, 46461960), (60, 44138862), (72, 36782385), (76, 34846470), (90, 29425908), (95, 27877176), (108, 24521590), (114, 23230980), (120, 22069431), (135, 19617272), (152, 17423235), (171, 15487320), (180, 14712954), (190, 13938588), (216, 12260795), (228, 11615490), (270, 9808636), (285, 9292392), (342, 7743660), (360, 7356477), (380, 6969294), (456, 5807745), (513, 5162440), (540, 4904318), (570, 4646196), (684, 3871830), (760, 3484647), (855, 3097464), (1026, 2581220), (1080, 2452159), (1140, 2323098), (1368, 1935915), (1710, 1548732), (2052, 1290610), (2280, 1161549), (2565, 1032488), (3420, 774366), (4104, 645305), (5130, 516244), (6840, 387183), (10260, 258122), (20520, 129061)]