20663307360

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{54979}}^1$

素因数の和:55035

約数の個数: 240

約数和(自身を含む): 75440257200

約数和(自身を除く): 54776949840

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, 72, 80, 81, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 162, 174, 180, 216, 232, 240, 261, 270, 288, 290, 324, 348, 360, 405, 432, 435, 464, 480, 522, 540, 580, 648, 696, 720, 783, 810, 864, 870, 928, 1044, 1080, 1160, 1296, 1305, 1392, 1440, 1566, 1620, 1740, 2088, 2160, 2320, 2349, 2592, 2610, 2784, 3132, 3240, 3480, 3915, 4176, 4320, 4640, 4698, 5220, 6264, 6480, 6960, 7830, 8352, 9396, 10440, 11745, 12528, 12960, 13920, 15660, 18792, 20880, 23490, 25056, 31320, 37584, 41760, 46980, 54979, 62640, 75168, 93960, 109958, 125280, 164937, 187920, 219916, 274895, 329874, 375840, 439832, 494811, 549790, 659748, 824685, 879664, 989622, 1099580, 1319496, 1484433, 1594391, 1649370, 1759328, 1979244, 2199160, 2474055, 2638992, 2968866, 3188782, 3298740, 3958488, 4398320, 4453299, 4783173, 4948110, 5277984, 5937732, 6377564, 6597480, 7422165, 7916976, 7971955, 8796640, 8906598, 9566346, 9896220, 11875464, 12755128, 13194960, 14349519, 14844330, 15833952, 15943910, 17813196, 19132692, 19792440, 22266495, 23750928, 23915865, 25510256, 26389920, 28699038, 29688660, 31887820, 35626392, 38265384, 39584880, 43048557, 44532990, 47501856, 47831730, 51020512, 57398076, 59377320, 63775640, 71252784, 71747595, 76530768, 79169760, 86097114, 89065980, 95663460, 114796152, 118754640, 127551280, 129145671, 142505568, 143495190, 153061536, 172194228, 178131960, 191326920, 215242785, 229592304, 237509280, 255102560, 258291342, 286990380, 344388456, 356263920, 382653840, 430485570, 459184608, 516582684, 573980760, 645728355, 688776912, 712527840, 765307680, 860971140, 1033165368, 1147961520, 1291456710, 1377553824, 1721942280, 2066330736, 2295923040, 2582913420, 3443884560, 4132661472, 5165826840, 6887769120, 10331653680, 20663307360]

約数ペア:

[(1, 20663307360), (2, 10331653680), (3, 6887769120), (4, 5165826840), (5, 4132661472), (6, 3443884560), (8, 2582913420), (9, 2295923040), (10, 2066330736), (12, 1721942280), (15, 1377553824), (16, 1291456710), (18, 1147961520), (20, 1033165368), (24, 860971140), (27, 765307680), (29, 712527840), (30, 688776912), (32, 645728355), (36, 573980760), (40, 516582684), (45, 459184608), (48, 430485570), (54, 382653840), (58, 356263920), (60, 344388456), (72, 286990380), (80, 258291342), (81, 255102560), (87, 237509280), (90, 229592304), (96, 215242785), (108, 191326920), (116, 178131960), (120, 172194228), (135, 153061536), (144, 143495190), (145, 142505568), (160, 129145671), (162, 127551280), (174, 118754640), (180, 114796152), (216, 95663460), (232, 89065980), (240, 86097114), (261, 79169760), (270, 76530768), (288, 71747595), (290, 71252784), (324, 63775640), (348, 59377320), (360, 57398076), (405, 51020512), (432, 47831730), (435, 47501856), (464, 44532990), (480, 43048557), (522, 39584880), (540, 38265384), (580, 35626392), (648, 31887820), (696, 29688660), (720, 28699038), (783, 26389920), (810, 25510256), (864, 23915865), (870, 23750928), (928, 22266495), (1044, 19792440), (1080, 19132692), (1160, 17813196), (1296, 15943910), (1305, 15833952), (1392, 14844330), (1440, 14349519), (1566, 13194960), (1620, 12755128), (1740, 11875464), (2088, 9896220), (2160, 9566346), (2320, 8906598), (2349, 8796640), (2592, 7971955), (2610, 7916976), (2784, 7422165), (3132, 6597480), (3240, 6377564), (3480, 5937732), (3915, 5277984), (4176, 4948110), (4320, 4783173), (4640, 4453299), (4698, 4398320), (5220, 3958488), (6264, 3298740), (6480, 3188782), (6960, 2968866), (7830, 2638992), (8352, 2474055), (9396, 2199160), (10440, 1979244), (11745, 1759328), (12528, 1649370), (12960, 1594391), (13920, 1484433), (15660, 1319496), (18792, 1099580), (20880, 989622), (23490, 879664), (25056, 824685), (31320, 659748), (37584, 549790), (41760, 494811), (46980, 439832), (54979, 375840), (62640, 329874), (75168, 274895), (93960, 219916), (109958, 187920), (125280, 164937)]