2000051280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1$

素因数の和:638

約数の個数: 240

約数和(自身を含む): 6951943440

約数和(自身を除く): 4951892160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 193, 222, 240, 296, 333, 360, 370, 386, 389, 444, 555, 579, 592, 666, 720, 740, 772, 778, 888, 965, 1110, 1158, 1167, 1332, 1480, 1544, 1556, 1665, 1737, 1776, 1930, 1945, 2220, 2316, 2334, 2664, 2895, 2960, 3088, 3112, 3330, 3474, 3501, 3860, 3890, 4440, 4632, 4668, 5328, 5790, 5835, 6224, 6660, 6948, 7002, 7141, 7720, 7780, 8685, 8880, 9264, 9336, 11580, 11670, 13320, 13896, 14004, 14282, 14393, 15440, 15560, 17370, 17505, 18672, 21423, 23160, 23340, 26640, 27792, 28008, 28564, 28786, 31120, 34740, 35010, 35705, 42846, 43179, 46320, 46680, 56016, 57128, 57572, 64269, 69480, 70020, 71410, 71965, 75077, 85692, 86358, 93360, 107115, 114256, 115144, 128538, 129537, 138960, 140040, 142820, 143930, 150154, 171384, 172716, 214230, 215895, 225231, 230288, 257076, 259074, 280080, 285640, 287860, 300308, 321345, 342768, 345432, 375385, 428460, 431790, 450462, 514152, 518148, 571280, 575720, 600616, 642690, 647685, 675693, 690864, 750770, 856920, 863580, 900924, 1028304, 1036296, 1126155, 1151440, 1201232, 1285380, 1295370, 1351386, 1501540, 1713840, 1727160, 1801848, 2072592, 2252310, 2570760, 2590740, 2702772, 2777849, 3003080, 3378465, 3454320, 3603696, 4504620, 5141520, 5181480, 5405544, 5555698, 6006160, 6756930, 8333547, 9009240, 10362960, 10811088, 11111396, 13513860, 13889245, 16667094, 18018480, 22222792, 25000641, 27027720, 27778490, 33334188, 41667735, 44445584, 50001282, 54055440, 55556980, 66668376, 83335470, 100002564, 111113960, 125003205, 133336752, 166670940, 200005128, 222227920, 250006410, 333341880, 400010256, 500012820, 666683760, 1000025640, 2000051280]

約数ペア:

[(1, 2000051280), (2, 1000025640), (3, 666683760), (4, 500012820), (5, 400010256), (6, 333341880), (8, 250006410), (9, 222227920), (10, 200005128), (12, 166670940), (15, 133336752), (16, 125003205), (18, 111113960), (20, 100002564), (24, 83335470), (30, 66668376), (36, 55556980), (37, 54055440), (40, 50001282), (45, 44445584), (48, 41667735), (60, 33334188), (72, 27778490), (74, 27027720), (80, 25000641), (90, 22222792), (111, 18018480), (120, 16667094), (144, 13889245), (148, 13513860), (180, 11111396), (185, 10811088), (193, 10362960), (222, 9009240), (240, 8333547), (296, 6756930), (333, 6006160), (360, 5555698), (370, 5405544), (386, 5181480), (389, 5141520), (444, 4504620), (555, 3603696), (579, 3454320), (592, 3378465), (666, 3003080), (720, 2777849), (740, 2702772), (772, 2590740), (778, 2570760), (888, 2252310), (965, 2072592), (1110, 1801848), (1158, 1727160), (1167, 1713840), (1332, 1501540), (1480, 1351386), (1544, 1295370), (1556, 1285380), (1665, 1201232), (1737, 1151440), (1776, 1126155), (1930, 1036296), (1945, 1028304), (2220, 900924), (2316, 863580), (2334, 856920), (2664, 750770), (2895, 690864), (2960, 675693), (3088, 647685), (3112, 642690), (3330, 600616), (3474, 575720), (3501, 571280), (3860, 518148), (3890, 514152), (4440, 450462), (4632, 431790), (4668, 428460), (5328, 375385), (5790, 345432), (5835, 342768), (6224, 321345), (6660, 300308), (6948, 287860), (7002, 285640), (7141, 280080), (7720, 259074), (7780, 257076), (8685, 230288), (8880, 225231), (9264, 215895), (9336, 214230), (11580, 172716), (11670, 171384), (13320, 150154), (13896, 143930), (14004, 142820), (14282, 140040), (14393, 138960), (15440, 129537), (15560, 128538), (17370, 115144), (17505, 114256), (18672, 107115), (21423, 93360), (23160, 86358), (23340, 85692), (26640, 75077), (27792, 71965), (28008, 71410), (28564, 70020), (28786, 69480), (31120, 64269), (34740, 57572), (35010, 57128), (35705, 56016), (42846, 46680), (43179, 46320)]