260507880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{251}}^1$

素因数の和:333

約数の個数: 192

約数和(自身を含む): 900849600

約数和(自身を除く): 640341720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 251, 270, 279, 310, 360, 372, 465, 502, 540, 558, 620, 744, 753, 837, 930, 961, 1004, 1080, 1116, 1240, 1255, 1395, 1506, 1674, 1860, 1922, 2008, 2232, 2259, 2510, 2790, 2883, 3012, 3348, 3720, 3765, 3844, 4185, 4518, 4805, 5020, 5580, 5766, 6024, 6696, 6777, 7530, 7688, 7781, 8370, 8649, 9036, 9610, 10040, 11160, 11295, 11532, 13554, 14415, 15060, 15562, 16740, 17298, 18072, 19220, 22590, 23064, 23343, 25947, 27108, 28830, 30120, 31124, 33480, 33885, 34596, 38440, 38905, 43245, 45180, 46686, 51894, 54216, 57660, 62248, 67770, 69192, 70029, 77810, 86490, 90360, 93372, 103788, 115320, 116715, 129735, 135540, 140058, 155620, 172980, 186744, 207576, 210087, 233430, 241211, 259470, 271080, 280116, 311240, 345960, 350145, 420174, 466860, 482422, 518940, 560232, 700290, 723633, 840348, 933720, 964844, 1037880, 1050435, 1206055, 1400580, 1447266, 1680696, 1929688, 2100870, 2170899, 2412110, 2801160, 2894532, 3618165, 4201740, 4341798, 4824220, 5789064, 6512697, 7236330, 8403480, 8683596, 9648440, 10854495, 13025394, 14472660, 17367192, 21708990, 26050788, 28945320, 32563485, 43417980, 52101576, 65126970, 86835960, 130253940, 260507880]

約数ペア:

[(1, 260507880), (2, 130253940), (3, 86835960), (4, 65126970), (5, 52101576), (6, 43417980), (8, 32563485), (9, 28945320), (10, 26050788), (12, 21708990), (15, 17367192), (18, 14472660), (20, 13025394), (24, 10854495), (27, 9648440), (30, 8683596), (31, 8403480), (36, 7236330), (40, 6512697), (45, 5789064), (54, 4824220), (60, 4341798), (62, 4201740), (72, 3618165), (90, 2894532), (93, 2801160), (108, 2412110), (120, 2170899), (124, 2100870), (135, 1929688), (155, 1680696), (180, 1447266), (186, 1400580), (216, 1206055), (248, 1050435), (251, 1037880), (270, 964844), (279, 933720), (310, 840348), (360, 723633), (372, 700290), (465, 560232), (502, 518940), (540, 482422), (558, 466860), (620, 420174), (744, 350145), (753, 345960), (837, 311240), (930, 280116), (961, 271080), (1004, 259470), (1080, 241211), (1116, 233430), (1240, 210087), (1255, 207576), (1395, 186744), (1506, 172980), (1674, 155620), (1860, 140058), (1922, 135540), (2008, 129735), (2232, 116715), (2259, 115320), (2510, 103788), (2790, 93372), (2883, 90360), (3012, 86490), (3348, 77810), (3720, 70029), (3765, 69192), (3844, 67770), (4185, 62248), (4518, 57660), (4805, 54216), (5020, 51894), (5580, 46686), (5766, 45180), (6024, 43245), (6696, 38905), (6777, 38440), (7530, 34596), (7688, 33885), (7781, 33480), (8370, 31124), (8649, 30120), (9036, 28830), (9610, 27108), (10040, 25947), (11160, 23343), (11295, 23064), (11532, 22590), (13554, 19220), (14415, 18072), (15060, 17298), (15562, 16740)]