205049600

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 216

約数和(自身を含む): 608294400

約数和(自身を除く): 403244800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 50, 56, 64, 70, 80, 92, 100, 112, 115, 128, 140, 160, 161, 175, 184, 199, 200, 224, 230, 256, 280, 320, 322, 350, 368, 398, 400, 448, 460, 560, 575, 640, 644, 700, 736, 796, 800, 805, 896, 920, 995, 1120, 1150, 1280, 1288, 1393, 1400, 1472, 1592, 1600, 1610, 1792, 1840, 1990, 2240, 2300, 2576, 2786, 2800, 2944, 3184, 3200, 3220, 3680, 3980, 4025, 4480, 4577, 4600, 4975, 5152, 5572, 5600, 5888, 6368, 6400, 6440, 6965, 7360, 7960, 8050, 8960, 9154, 9200, 9950, 10304, 11144, 11200, 12736, 12880, 13930, 14720, 15920, 16100, 18308, 18400, 19900, 20608, 22288, 22400, 22885, 25472, 25760, 27860, 29440, 31840, 32039, 32200, 34825, 36616, 36800, 39800, 41216, 44576, 44800, 45770, 50944, 51520, 55720, 63680, 64078, 64400, 69650, 73232, 73600, 79600, 89152, 91540, 103040, 111440, 114425, 127360, 128156, 128800, 139300, 146464, 147200, 159200, 160195, 178304, 183080, 206080, 222880, 228850, 254720, 256312, 257600, 278600, 292928, 318400, 320390, 356608, 366160, 445760, 457700, 512624, 515200, 557200, 585856, 636800, 640780, 732320, 800975, 891520, 915400, 1025248, 1030400, 1114400, 1171712, 1273600, 1281560, 1464640, 1601950, 1783040, 1830800, 2050496, 2228800, 2563120, 2929280, 3203900, 3661600, 4100992, 4457600, 5126240, 5858560, 6407800, 7323200, 8201984, 8915200, 10252480, 12815600, 14646400, 20504960, 25631200, 29292800, 41009920, 51262400, 102524800, 205049600]

約数ペア:

[(1, 205049600), (2, 102524800), (4, 51262400), (5, 41009920), (7, 29292800), (8, 25631200), (10, 20504960), (14, 14646400), (16, 12815600), (20, 10252480), (23, 8915200), (25, 8201984), (28, 7323200), (32, 6407800), (35, 5858560), (40, 5126240), (46, 4457600), (50, 4100992), (56, 3661600), (64, 3203900), (70, 2929280), (80, 2563120), (92, 2228800), (100, 2050496), (112, 1830800), (115, 1783040), (128, 1601950), (140, 1464640), (160, 1281560), (161, 1273600), (175, 1171712), (184, 1114400), (199, 1030400), (200, 1025248), (224, 915400), (230, 891520), (256, 800975), (280, 732320), (320, 640780), (322, 636800), (350, 585856), (368, 557200), (398, 515200), (400, 512624), (448, 457700), (460, 445760), (560, 366160), (575, 356608), (640, 320390), (644, 318400), (700, 292928), (736, 278600), (796, 257600), (800, 256312), (805, 254720), (896, 228850), (920, 222880), (995, 206080), (1120, 183080), (1150, 178304), (1280, 160195), (1288, 159200), (1393, 147200), (1400, 146464), (1472, 139300), (1592, 128800), (1600, 128156), (1610, 127360), (1792, 114425), (1840, 111440), (1990, 103040), (2240, 91540), (2300, 89152), (2576, 79600), (2786, 73600), (2800, 73232), (2944, 69650), (3184, 64400), (3200, 64078), (3220, 63680), (3680, 55720), (3980, 51520), (4025, 50944), (4480, 45770), (4577, 44800), (4600, 44576), (4975, 41216), (5152, 39800), (5572, 36800), (5600, 36616), (5888, 34825), (6368, 32200), (6400, 32039), (6440, 31840), (6965, 29440), (7360, 27860), (7960, 25760), (8050, 25472), (8960, 22885), (9154, 22400), (9200, 22288), (9950, 20608), (10304, 19900), (11144, 18400), (11200, 18308), (12736, 16100), (12880, 15920), (13930, 14720)]