205790400

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:520

約数の個数: 252

約数和(自身を含む): 756659904

約数和(自身を除く): 550869504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 32, 36, 40, 45, 48, 50, 60, 62, 64, 72, 75, 80, 90, 93, 96, 100, 120, 124, 144, 150, 155, 160, 180, 186, 192, 200, 225, 240, 248, 279, 288, 300, 310, 320, 360, 372, 400, 450, 461, 465, 480, 496, 558, 576, 600, 620, 720, 744, 775, 800, 900, 922, 930, 960, 992, 1116, 1200, 1240, 1383, 1395, 1440, 1488, 1550, 1600, 1800, 1844, 1860, 1984, 2232, 2305, 2325, 2400, 2480, 2766, 2790, 2880, 2976, 3100, 3600, 3688, 3720, 4149, 4464, 4610, 4650, 4800, 4960, 5532, 5580, 5952, 6200, 6915, 6975, 7200, 7376, 7440, 8298, 8928, 9220, 9300, 9920, 11064, 11160, 11525, 12400, 13830, 13950, 14291, 14400, 14752, 14880, 16596, 17856, 18440, 18600, 20745, 22128, 22320, 23050, 24800, 27660, 27900, 28582, 29504, 29760, 33192, 34575, 36880, 37200, 41490, 42873, 44256, 44640, 46100, 49600, 55320, 55800, 57164, 66384, 69150, 71455, 73760, 74400, 82980, 85746, 88512, 89280, 92200, 103725, 110640, 111600, 114328, 128619, 132768, 138300, 142910, 147520, 148800, 165960, 171492, 184400, 207450, 214365, 221280, 223200, 228656, 257238, 265536, 276600, 285820, 331920, 342984, 357275, 368800, 414900, 428730, 442560, 446400, 457312, 514476, 553200, 571640, 643095, 663840, 685968, 714550, 737600, 829800, 857460, 914624, 1028952, 1071825, 1106400, 1143280, 1286190, 1327680, 1371936, 1429100, 1659600, 1714920, 2057904, 2143650, 2212800, 2286560, 2572380, 2743872, 2858200, 3215475, 3319200, 3429840, 4115808, 4287300, 4573120, 5144760, 5716400, 6430950, 6638400, 6859680, 8231616, 8574600, 10289520, 11432800, 12861900, 13719360, 17149200, 20579040, 22865600, 25723800, 34298400, 41158080, 51447600, 68596800, 102895200, 205790400]

約数ペア:

[(1, 205790400), (2, 102895200), (3, 68596800), (4, 51447600), (5, 41158080), (6, 34298400), (8, 25723800), (9, 22865600), (10, 20579040), (12, 17149200), (15, 13719360), (16, 12861900), (18, 11432800), (20, 10289520), (24, 8574600), (25, 8231616), (30, 6859680), (31, 6638400), (32, 6430950), (36, 5716400), (40, 5144760), (45, 4573120), (48, 4287300), (50, 4115808), (60, 3429840), (62, 3319200), (64, 3215475), (72, 2858200), (75, 2743872), (80, 2572380), (90, 2286560), (93, 2212800), (96, 2143650), (100, 2057904), (120, 1714920), (124, 1659600), (144, 1429100), (150, 1371936), (155, 1327680), (160, 1286190), (180, 1143280), (186, 1106400), (192, 1071825), (200, 1028952), (225, 914624), (240, 857460), (248, 829800), (279, 737600), (288, 714550), (300, 685968), (310, 663840), (320, 643095), (360, 571640), (372, 553200), (400, 514476), (450, 457312), (461, 446400), (465, 442560), (480, 428730), (496, 414900), (558, 368800), (576, 357275), (600, 342984), (620, 331920), (720, 285820), (744, 276600), (775, 265536), (800, 257238), (900, 228656), (922, 223200), (930, 221280), (960, 214365), (992, 207450), (1116, 184400), (1200, 171492), (1240, 165960), (1383, 148800), (1395, 147520), (1440, 142910), (1488, 138300), (1550, 132768), (1600, 128619), (1800, 114328), (1844, 111600), (1860, 110640), (1984, 103725), (2232, 92200), (2305, 89280), (2325, 88512), (2400, 85746), (2480, 82980), (2766, 74400), (2790, 73760), (2880, 71455), (2976, 69150), (3100, 66384), (3600, 57164), (3688, 55800), (3720, 55320), (4149, 49600), (4464, 46100), (4610, 44640), (4650, 44256), (4800, 42873), (4960, 41490), (5532, 37200), (5580, 36880), (5952, 34575), (6200, 33192), (6915, 29760), (6975, 29504), (7200, 28582), (7376, 27900), (7440, 27660), (8298, 24800), (8928, 23050), (9220, 22320), (9300, 22128), (9920, 20745), (11064, 18600), (11160, 18440), (11525, 17856), (12400, 16596), (13830, 14880), (13950, 14752), (14291, 14400)]