189980000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:119

約数の個数: 240

約数和(自身を含む): 566818560

約数和(自身を除く): 376838560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 50, 56, 59, 70, 80, 92, 100, 112, 115, 118, 125, 140, 160, 161, 175, 184, 200, 224, 230, 236, 250, 280, 295, 322, 350, 368, 400, 413, 460, 472, 500, 560, 575, 590, 625, 644, 700, 736, 800, 805, 826, 875, 920, 944, 1000, 1120, 1150, 1180, 1250, 1288, 1357, 1400, 1475, 1610, 1652, 1750, 1840, 1888, 2000, 2065, 2300, 2360, 2500, 2576, 2714, 2800, 2875, 2950, 3220, 3304, 3500, 3680, 4000, 4025, 4130, 4375, 4600, 4720, 5000, 5152, 5428, 5600, 5750, 5900, 6440, 6608, 6785, 7000, 7375, 8050, 8260, 8750, 9200, 9440, 9499, 10000, 10325, 10856, 11500, 11800, 12880, 13216, 13570, 14000, 14375, 14750, 16100, 16520, 17500, 18400, 18998, 20000, 20125, 20650, 21712, 23000, 23600, 25760, 27140, 28000, 28750, 29500, 32200, 33040, 33925, 35000, 36875, 37996, 40250, 41300, 43424, 46000, 47200, 47495, 51625, 54280, 57500, 59000, 64400, 66080, 67850, 70000, 73750, 75992, 80500, 82600, 92000, 94990, 100625, 103250, 108560, 115000, 118000, 128800, 135700, 140000, 147500, 151984, 161000, 165200, 169625, 189980, 201250, 206500, 217120, 230000, 236000, 237475, 258125, 271400, 295000, 303968, 322000, 330400, 339250, 379960, 402500, 413000, 460000, 474950, 516250, 542800, 590000, 644000, 678500, 759920, 805000, 826000, 848125, 949900, 1032500, 1085600, 1180000, 1187375, 1357000, 1519840, 1610000, 1652000, 1696250, 1899800, 2065000, 2374750, 2714000, 3220000, 3392500, 3799600, 4130000, 4749500, 5428000, 5936875, 6785000, 7599200, 8260000, 9499000, 11873750, 13570000, 18998000, 23747500, 27140000, 37996000, 47495000, 94990000, 189980000]

約数ペア:

[(1, 189980000), (2, 94990000), (4, 47495000), (5, 37996000), (7, 27140000), (8, 23747500), (10, 18998000), (14, 13570000), (16, 11873750), (20, 9499000), (23, 8260000), (25, 7599200), (28, 6785000), (32, 5936875), (35, 5428000), (40, 4749500), (46, 4130000), (50, 3799600), (56, 3392500), (59, 3220000), (70, 2714000), (80, 2374750), (92, 2065000), (100, 1899800), (112, 1696250), (115, 1652000), (118, 1610000), (125, 1519840), (140, 1357000), (160, 1187375), (161, 1180000), (175, 1085600), (184, 1032500), (200, 949900), (224, 848125), (230, 826000), (236, 805000), (250, 759920), (280, 678500), (295, 644000), (322, 590000), (350, 542800), (368, 516250), (400, 474950), (413, 460000), (460, 413000), (472, 402500), (500, 379960), (560, 339250), (575, 330400), (590, 322000), (625, 303968), (644, 295000), (700, 271400), (736, 258125), (800, 237475), (805, 236000), (826, 230000), (875, 217120), (920, 206500), (944, 201250), (1000, 189980), (1120, 169625), (1150, 165200), (1180, 161000), (1250, 151984), (1288, 147500), (1357, 140000), (1400, 135700), (1475, 128800), (1610, 118000), (1652, 115000), (1750, 108560), (1840, 103250), (1888, 100625), (2000, 94990), (2065, 92000), (2300, 82600), (2360, 80500), (2500, 75992), (2576, 73750), (2714, 70000), (2800, 67850), (2875, 66080), (2950, 64400), (3220, 59000), (3304, 57500), (3500, 54280), (3680, 51625), (4000, 47495), (4025, 47200), (4130, 46000), (4375, 43424), (4600, 41300), (4720, 40250), (5000, 37996), (5152, 36875), (5428, 35000), (5600, 33925), (5750, 33040), (5900, 32200), (6440, 29500), (6608, 28750), (6785, 28000), (7000, 27140), (7375, 25760), (8050, 23600), (8260, 23000), (8750, 21712), (9200, 20650), (9440, 20125), (9499, 20000), (10000, 18998), (10325, 18400), (10856, 17500), (11500, 16520), (11800, 16100), (12880, 14750), (13216, 14375), (13570, 14000)]