20209769760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1\times {\mathrm{911}}^1$

素因数の和:1451

約数の個数: 192

約数和(自身を含む): 64451842560

約数和(自身を除く): 44242072800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 113, 120, 160, 226, 240, 339, 409, 452, 480, 565, 678, 818, 904, 911, 1130, 1227, 1356, 1636, 1695, 1808, 1822, 2045, 2260, 2454, 2712, 2733, 3272, 3390, 3616, 3644, 4090, 4520, 4555, 4908, 5424, 5466, 6135, 6544, 6780, 7288, 8180, 9040, 9110, 9816, 10848, 10932, 12270, 13088, 13560, 13665, 14576, 16360, 18080, 18220, 19632, 21864, 24540, 27120, 27330, 29152, 32720, 36440, 39264, 43728, 46217, 49080, 54240, 54660, 65440, 72880, 87456, 92434, 98160, 102943, 109320, 138651, 145760, 184868, 196320, 205886, 218640, 231085, 277302, 308829, 369736, 372599, 411772, 437280, 462170, 514715, 554604, 617658, 693255, 739472, 745198, 823544, 924340, 1029430, 1109208, 1117797, 1235316, 1386510, 1478944, 1490396, 1544145, 1647088, 1848680, 1862995, 2058860, 2218416, 2235594, 2470632, 2773020, 2980792, 3088290, 3294176, 3697360, 3725990, 4117720, 4436832, 4471188, 4941264, 5546040, 5588985, 5961584, 6176580, 7394720, 7451980, 8235440, 8942376, 9882528, 11092080, 11177970, 11923168, 12353160, 14903960, 16470880, 17884752, 22184160, 22355940, 24706320, 29807920, 35769504, 42103687, 44711880, 49412640, 59615840, 84207374, 89423760, 126311061, 168414748, 178847520, 210518435, 252622122, 336829496, 421036870, 505244244, 631555305, 673658992, 842073740, 1010488488, 1263110610, 1347317984, 1684147480, 2020976976, 2526221220, 3368294960, 4041953952, 5052442440, 6736589920, 10104884880, 20209769760]

約数ペア:

[(1, 20209769760), (2, 10104884880), (3, 6736589920), (4, 5052442440), (5, 4041953952), (6, 3368294960), (8, 2526221220), (10, 2020976976), (12, 1684147480), (15, 1347317984), (16, 1263110610), (20, 1010488488), (24, 842073740), (30, 673658992), (32, 631555305), (40, 505244244), (48, 421036870), (60, 336829496), (80, 252622122), (96, 210518435), (113, 178847520), (120, 168414748), (160, 126311061), (226, 89423760), (240, 84207374), (339, 59615840), (409, 49412640), (452, 44711880), (480, 42103687), (565, 35769504), (678, 29807920), (818, 24706320), (904, 22355940), (911, 22184160), (1130, 17884752), (1227, 16470880), (1356, 14903960), (1636, 12353160), (1695, 11923168), (1808, 11177970), (1822, 11092080), (2045, 9882528), (2260, 8942376), (2454, 8235440), (2712, 7451980), (2733, 7394720), (3272, 6176580), (3390, 5961584), (3616, 5588985), (3644, 5546040), (4090, 4941264), (4520, 4471188), (4555, 4436832), (4908, 4117720), (5424, 3725990), (5466, 3697360), (6135, 3294176), (6544, 3088290), (6780, 2980792), (7288, 2773020), (8180, 2470632), (9040, 2235594), (9110, 2218416), (9816, 2058860), (10848, 1862995), (10932, 1848680), (12270, 1647088), (13088, 1544145), (13560, 1490396), (13665, 1478944), (14576, 1386510), (16360, 1235316), (18080, 1117797), (18220, 1109208), (19632, 1029430), (21864, 924340), (24540, 823544), (27120, 745198), (27330, 739472), (29152, 693255), (32720, 617658), (36440, 554604), (39264, 514715), (43728, 462170), (46217, 437280), (49080, 411772), (54240, 372599), (54660, 369736), (65440, 308829), (72880, 277302), (87456, 231085), (92434, 218640), (98160, 205886), (102943, 196320), (109320, 184868), (138651, 145760)]