200018000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:207

約数の個数: 240

約数和(自身を含む): 609742224

約数和(自身を除く): 409724224

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 125, 130, 140, 157, 175, 182, 196, 200, 208, 245, 250, 260, 280, 314, 325, 350, 364, 392, 400, 455, 490, 500, 520, 560, 628, 637, 650, 700, 728, 784, 785, 875, 910, 980, 1000, 1040, 1099, 1225, 1256, 1274, 1300, 1400, 1456, 1570, 1625, 1750, 1820, 1960, 2000, 2041, 2198, 2275, 2450, 2512, 2548, 2600, 2800, 3140, 3185, 3250, 3500, 3640, 3920, 3925, 4082, 4396, 4550, 4900, 5096, 5200, 5495, 6125, 6280, 6370, 6500, 7000, 7280, 7693, 7850, 8164, 8792, 9100, 9800, 10192, 10205, 10990, 11375, 12250, 12560, 12740, 13000, 14000, 14287, 15386, 15700, 15925, 16328, 17584, 18200, 19600, 19625, 20410, 21980, 22750, 24500, 25480, 26000, 27475, 28574, 30772, 31400, 31850, 32656, 36400, 38465, 39250, 40820, 43960, 45500, 49000, 50960, 51025, 54950, 57148, 61544, 62800, 63700, 71435, 76930, 78500, 79625, 81640, 87920, 91000, 98000, 100009, 102050, 109900, 114296, 123088, 127400, 137375, 142870, 153860, 157000, 159250, 163280, 182000, 192325, 200018, 204100, 219800, 228592, 254800, 255125, 274750, 285740, 307720, 314000, 318500, 357175, 384650, 400036, 408200, 439600, 500045, 510250, 549500, 571480, 615440, 637000, 714350, 769300, 800072, 816400, 961625, 1000090, 1020500, 1099000, 1142960, 1274000, 1428700, 1538600, 1600144, 1785875, 1923250, 2000180, 2041000, 2198000, 2500225, 2857400, 3077200, 3571750, 3846500, 4000360, 4082000, 5000450, 5714800, 7143500, 7693000, 8000720, 10000900, 12501125, 14287000, 15386000, 20001800, 25002250, 28574000, 40003600, 50004500, 100009000, 200018000]

約数ペア:

[(1, 200018000), (2, 100009000), (4, 50004500), (5, 40003600), (7, 28574000), (8, 25002250), (10, 20001800), (13, 15386000), (14, 14287000), (16, 12501125), (20, 10000900), (25, 8000720), (26, 7693000), (28, 7143500), (35, 5714800), (40, 5000450), (49, 4082000), (50, 4000360), (52, 3846500), (56, 3571750), (65, 3077200), (70, 2857400), (80, 2500225), (91, 2198000), (98, 2041000), (100, 2000180), (104, 1923250), (112, 1785875), (125, 1600144), (130, 1538600), (140, 1428700), (157, 1274000), (175, 1142960), (182, 1099000), (196, 1020500), (200, 1000090), (208, 961625), (245, 816400), (250, 800072), (260, 769300), (280, 714350), (314, 637000), (325, 615440), (350, 571480), (364, 549500), (392, 510250), (400, 500045), (455, 439600), (490, 408200), (500, 400036), (520, 384650), (560, 357175), (628, 318500), (637, 314000), (650, 307720), (700, 285740), (728, 274750), (784, 255125), (785, 254800), (875, 228592), (910, 219800), (980, 204100), (1000, 200018), (1040, 192325), (1099, 182000), (1225, 163280), (1256, 159250), (1274, 157000), (1300, 153860), (1400, 142870), (1456, 137375), (1570, 127400), (1625, 123088), (1750, 114296), (1820, 109900), (1960, 102050), (2000, 100009), (2041, 98000), (2198, 91000), (2275, 87920), (2450, 81640), (2512, 79625), (2548, 78500), (2600, 76930), (2800, 71435), (3140, 63700), (3185, 62800), (3250, 61544), (3500, 57148), (3640, 54950), (3920, 51025), (3925, 50960), (4082, 49000), (4396, 45500), (4550, 43960), (4900, 40820), (5096, 39250), (5200, 38465), (5495, 36400), (6125, 32656), (6280, 31850), (6370, 31400), (6500, 30772), (7000, 28574), (7280, 27475), (7693, 26000), (7850, 25480), (8164, 24500), (8792, 22750), (9100, 21980), (9800, 20410), (10192, 19625), (10205, 19600), (10990, 18200), (11375, 17584), (12250, 16328), (12560, 15925), (12740, 15700), (13000, 15386), (14000, 14287)]