28313280

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:168

約数の個数: 224

約数和(自身を含む): 104241600

約数和(自身を除く): 75928320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 113, 116, 120, 135, 144, 145, 160, 174, 180, 192, 216, 226, 232, 240, 261, 270, 288, 290, 320, 339, 348, 360, 432, 435, 452, 464, 480, 522, 540, 565, 576, 580, 678, 696, 720, 783, 864, 870, 904, 928, 960, 1017, 1044, 1080, 1130, 1160, 1305, 1356, 1392, 1440, 1566, 1695, 1728, 1740, 1808, 1856, 2034, 2088, 2160, 2260, 2320, 2610, 2712, 2784, 2880, 3051, 3132, 3277, 3390, 3480, 3616, 3915, 4068, 4176, 4320, 4520, 4640, 5085, 5220, 5424, 5568, 6102, 6264, 6554, 6780, 6960, 7232, 7830, 8136, 8352, 8640, 9040, 9280, 9831, 10170, 10440, 10848, 12204, 12528, 13108, 13560, 13920, 15255, 15660, 16272, 16385, 16704, 18080, 19662, 20340, 20880, 21696, 24408, 25056, 26216, 27120, 27840, 29493, 30510, 31320, 32544, 32770, 36160, 39324, 40680, 41760, 48816, 49155, 50112, 52432, 54240, 58986, 61020, 62640, 65088, 65540, 78648, 81360, 83520, 88479, 97632, 98310, 104864, 108480, 117972, 122040, 125280, 131080, 147465, 157296, 162720, 176958, 195264, 196620, 209728, 235944, 244080, 250560, 262160, 294930, 314592, 325440, 353916, 393240, 442395, 471888, 488160, 524320, 589860, 629184, 707832, 786480, 884790, 943776, 976320, 1048640, 1179720, 1415664, 1572960, 1769580, 1887552, 2359440, 2831328, 3145920, 3539160, 4718880, 5662656, 7078320, 9437760, 14156640, 28313280]

約数ペア:

[(1, 28313280), (2, 14156640), (3, 9437760), (4, 7078320), (5, 5662656), (6, 4718880), (8, 3539160), (9, 3145920), (10, 2831328), (12, 2359440), (15, 1887552), (16, 1769580), (18, 1572960), (20, 1415664), (24, 1179720), (27, 1048640), (29, 976320), (30, 943776), (32, 884790), (36, 786480), (40, 707832), (45, 629184), (48, 589860), (54, 524320), (58, 488160), (60, 471888), (64, 442395), (72, 393240), (80, 353916), (87, 325440), (90, 314592), (96, 294930), (108, 262160), (113, 250560), (116, 244080), (120, 235944), (135, 209728), (144, 196620), (145, 195264), (160, 176958), (174, 162720), (180, 157296), (192, 147465), (216, 131080), (226, 125280), (232, 122040), (240, 117972), (261, 108480), (270, 104864), (288, 98310), (290, 97632), (320, 88479), (339, 83520), (348, 81360), (360, 78648), (432, 65540), (435, 65088), (452, 62640), (464, 61020), (480, 58986), (522, 54240), (540, 52432), (565, 50112), (576, 49155), (580, 48816), (678, 41760), (696, 40680), (720, 39324), (783, 36160), (864, 32770), (870, 32544), (904, 31320), (928, 30510), (960, 29493), (1017, 27840), (1044, 27120), (1080, 26216), (1130, 25056), (1160, 24408), (1305, 21696), (1356, 20880), (1392, 20340), (1440, 19662), (1566, 18080), (1695, 16704), (1728, 16385), (1740, 16272), (1808, 15660), (1856, 15255), (2034, 13920), (2088, 13560), (2160, 13108), (2260, 12528), (2320, 12204), (2610, 10848), (2712, 10440), (2784, 10170), (2880, 9831), (3051, 9280), (3132, 9040), (3277, 8640), (3390, 8352), (3480, 8136), (3616, 7830), (3915, 7232), (4068, 6960), (4176, 6780), (4320, 6554), (4520, 6264), (4640, 6102), (5085, 5568), (5220, 5424)]