12786480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 51068160

約数和(自身を除く): 38281680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 48, 56, 59, 60, 63, 70, 72, 80, 84, 86, 90, 105, 112, 118, 120, 126, 129, 140, 144, 168, 172, 177, 180, 210, 215, 236, 240, 252, 258, 280, 295, 301, 315, 336, 344, 354, 360, 387, 413, 420, 430, 472, 504, 516, 531, 560, 590, 602, 630, 645, 688, 708, 720, 774, 826, 840, 860, 885, 903, 944, 1008, 1032, 1062, 1180, 1204, 1239, 1260, 1290, 1416, 1505, 1548, 1652, 1680, 1720, 1770, 1806, 1935, 2064, 2065, 2124, 2360, 2408, 2478, 2520, 2537, 2580, 2655, 2709, 2832, 3010, 3096, 3304, 3440, 3540, 3612, 3717, 3870, 4130, 4248, 4515, 4720, 4816, 4956, 5040, 5074, 5160, 5310, 5418, 6020, 6192, 6195, 6608, 7080, 7224, 7434, 7611, 7740, 8260, 8496, 9030, 9912, 10148, 10320, 10620, 10836, 12040, 12390, 12685, 13545, 14160, 14448, 14868, 15222, 15480, 16520, 17759, 18060, 18585, 19824, 20296, 21240, 21672, 22833, 24080, 24780, 25370, 27090, 29736, 30444, 30960, 33040, 35518, 36120, 37170, 38055, 40592, 42480, 43344, 45666, 49560, 50740, 53277, 54180, 59472, 60888, 71036, 72240, 74340, 76110, 88795, 91332, 99120, 101480, 106554, 108360, 114165, 121776, 142072, 148680, 152220, 159831, 177590, 182664, 202960, 213108, 216720, 228330, 266385, 284144, 297360, 304440, 319662, 355180, 365328, 426216, 456660, 532770, 608880, 639324, 710360, 799155, 852432, 913320, 1065540, 1278648, 1420720, 1598310, 1826640, 2131080, 2557296, 3196620, 4262160, 6393240, 12786480]

約数ペア:

[(1, 12786480), (2, 6393240), (3, 4262160), (4, 3196620), (5, 2557296), (6, 2131080), (7, 1826640), (8, 1598310), (9, 1420720), (10, 1278648), (12, 1065540), (14, 913320), (15, 852432), (16, 799155), (18, 710360), (20, 639324), (21, 608880), (24, 532770), (28, 456660), (30, 426216), (35, 365328), (36, 355180), (40, 319662), (42, 304440), (43, 297360), (45, 284144), (48, 266385), (56, 228330), (59, 216720), (60, 213108), (63, 202960), (70, 182664), (72, 177590), (80, 159831), (84, 152220), (86, 148680), (90, 142072), (105, 121776), (112, 114165), (118, 108360), (120, 106554), (126, 101480), (129, 99120), (140, 91332), (144, 88795), (168, 76110), (172, 74340), (177, 72240), (180, 71036), (210, 60888), (215, 59472), (236, 54180), (240, 53277), (252, 50740), (258, 49560), (280, 45666), (295, 43344), (301, 42480), (315, 40592), (336, 38055), (344, 37170), (354, 36120), (360, 35518), (387, 33040), (413, 30960), (420, 30444), (430, 29736), (472, 27090), (504, 25370), (516, 24780), (531, 24080), (560, 22833), (590, 21672), (602, 21240), (630, 20296), (645, 19824), (688, 18585), (708, 18060), (720, 17759), (774, 16520), (826, 15480), (840, 15222), (860, 14868), (885, 14448), (903, 14160), (944, 13545), (1008, 12685), (1032, 12390), (1062, 12040), (1180, 10836), (1204, 10620), (1239, 10320), (1260, 10148), (1290, 9912), (1416, 9030), (1505, 8496), (1548, 8260), (1652, 7740), (1680, 7611), (1720, 7434), (1770, 7224), (1806, 7080), (1935, 6608), (2064, 6195), (2065, 6192), (2124, 6020), (2360, 5418), (2408, 5310), (2478, 5160), (2520, 5074), (2537, 5040), (2580, 4956), (2655, 4816), (2709, 4720), (2832, 4515), (3010, 4248), (3096, 4130), (3304, 3870), (3440, 3717), (3540, 3612)]