205271280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{113}}^1$

素因数の和:193

約数の個数: 240

約数和(自身を含む): 738747360

約数和(自身を除く): 533476080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 72, 80, 87, 90, 108, 113, 116, 120, 135, 144, 145, 174, 180, 216, 226, 232, 240, 261, 270, 290, 339, 348, 360, 432, 435, 452, 464, 522, 540, 565, 580, 678, 696, 720, 783, 841, 870, 904, 1017, 1044, 1080, 1130, 1160, 1305, 1356, 1392, 1566, 1682, 1695, 1740, 1808, 2034, 2088, 2160, 2260, 2320, 2523, 2610, 2712, 3051, 3132, 3277, 3364, 3390, 3480, 3915, 4068, 4176, 4205, 4520, 5046, 5085, 5220, 5424, 6102, 6264, 6554, 6728, 6780, 6960, 7569, 7830, 8136, 8410, 9040, 9831, 10092, 10170, 10440, 12204, 12528, 12615, 13108, 13456, 13560, 15138, 15255, 15660, 16272, 16385, 16820, 19662, 20184, 20340, 20880, 22707, 24408, 25230, 26216, 27120, 29493, 30276, 30510, 31320, 32770, 33640, 37845, 39324, 40368, 40680, 45414, 48816, 49155, 50460, 52432, 58986, 60552, 61020, 62640, 65540, 67280, 75690, 78648, 81360, 88479, 90828, 95033, 98310, 100920, 113535, 117972, 121104, 122040, 131080, 147465, 151380, 157296, 176958, 181656, 190066, 196620, 201840, 227070, 235944, 244080, 262160, 285099, 294930, 302760, 353916, 363312, 380132, 393240, 442395, 454140, 471888, 475165, 570198, 589860, 605520, 707832, 760264, 786480, 855297, 884790, 908280, 950330, 1140396, 1179720, 1415664, 1425495, 1520528, 1710594, 1769580, 1816560, 1900660, 2280792, 2359440, 2565891, 2850990, 3421188, 3539160, 3801320, 4276485, 4561584, 5131782, 5701980, 6842376, 7078320, 7602640, 8552970, 10263564, 11403960, 12829455, 13684752, 17105940, 20527128, 22807920, 25658910, 34211880, 41054256, 51317820, 68423760, 102635640, 205271280]

約数ペア:

[(1, 205271280), (2, 102635640), (3, 68423760), (4, 51317820), (5, 41054256), (6, 34211880), (8, 25658910), (9, 22807920), (10, 20527128), (12, 17105940), (15, 13684752), (16, 12829455), (18, 11403960), (20, 10263564), (24, 8552970), (27, 7602640), (29, 7078320), (30, 6842376), (36, 5701980), (40, 5131782), (45, 4561584), (48, 4276485), (54, 3801320), (58, 3539160), (60, 3421188), (72, 2850990), (80, 2565891), (87, 2359440), (90, 2280792), (108, 1900660), (113, 1816560), (116, 1769580), (120, 1710594), (135, 1520528), (144, 1425495), (145, 1415664), (174, 1179720), (180, 1140396), (216, 950330), (226, 908280), (232, 884790), (240, 855297), (261, 786480), (270, 760264), (290, 707832), (339, 605520), (348, 589860), (360, 570198), (432, 475165), (435, 471888), (452, 454140), (464, 442395), (522, 393240), (540, 380132), (565, 363312), (580, 353916), (678, 302760), (696, 294930), (720, 285099), (783, 262160), (841, 244080), (870, 235944), (904, 227070), (1017, 201840), (1044, 196620), (1080, 190066), (1130, 181656), (1160, 176958), (1305, 157296), (1356, 151380), (1392, 147465), (1566, 131080), (1682, 122040), (1695, 121104), (1740, 117972), (1808, 113535), (2034, 100920), (2088, 98310), (2160, 95033), (2260, 90828), (2320, 88479), (2523, 81360), (2610, 78648), (2712, 75690), (3051, 67280), (3132, 65540), (3277, 62640), (3364, 61020), (3390, 60552), (3480, 58986), (3915, 52432), (4068, 50460), (4176, 49155), (4205, 48816), (4520, 45414), (5046, 40680), (5085, 40368), (5220, 39324), (5424, 37845), (6102, 33640), (6264, 32770), (6554, 31320), (6728, 30510), (6780, 30276), (6960, 29493), (7569, 27120), (7830, 26216), (8136, 25230), (8410, 24408), (9040, 22707), (9831, 20880), (10092, 20340), (10170, 20184), (10440, 19662), (12204, 16820), (12528, 16385), (12615, 16272), (13108, 15660), (13456, 15255), (13560, 15138)]