221712000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 256

約数和(自身を含む): 763776000

約数和(自身を除く): 542064000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 125, 128, 149, 150, 155, 160, 186, 192, 200, 240, 248, 250, 298, 300, 310, 320, 372, 375, 384, 400, 447, 465, 480, 496, 500, 596, 600, 620, 640, 744, 745, 750, 775, 800, 894, 930, 960, 992, 1000, 1192, 1200, 1240, 1488, 1490, 1500, 1550, 1600, 1788, 1860, 1920, 1984, 2000, 2235, 2325, 2384, 2400, 2480, 2976, 2980, 3000, 3100, 3200, 3576, 3720, 3725, 3875, 3968, 4000, 4470, 4619, 4650, 4768, 4800, 4960, 5952, 5960, 6000, 6200, 7152, 7440, 7450, 7750, 8000, 8940, 9238, 9300, 9536, 9600, 9920, 11175, 11625, 11904, 11920, 12000, 12400, 13857, 14304, 14880, 14900, 15500, 16000, 17880, 18476, 18600, 18625, 19072, 19840, 22350, 23095, 23250, 23840, 24000, 24800, 27714, 28608, 29760, 29800, 31000, 35760, 36952, 37200, 37250, 44700, 46190, 46500, 47680, 48000, 49600, 55428, 55875, 57216, 59520, 59600, 62000, 69285, 71520, 73904, 74400, 74500, 89400, 92380, 93000, 95360, 99200, 110856, 111750, 115475, 119200, 124000, 138570, 143040, 147808, 148800, 149000, 178800, 184760, 186000, 221712, 223500, 230950, 238400, 248000, 277140, 286080, 295616, 297600, 298000, 346425, 357600, 369520, 372000, 443424, 447000, 461900, 476800, 496000, 554280, 577375, 591232, 596000, 692850, 715200, 739040, 744000, 886848, 894000, 923800, 1108560, 1154750, 1192000, 1385700, 1430400, 1478080, 1488000, 1732125, 1773696, 1788000, 1847600, 2217120, 2309500, 2384000, 2771400, 2956160, 3464250, 3576000, 3695200, 4434240, 4619000, 5542800, 6928500, 7152000, 7390400, 8868480, 9238000, 11085600, 13857000, 14780800, 18476000, 22171200, 27714000, 36952000, 44342400, 55428000, 73904000, 110856000, 221712000]

約数ペア:

[(1, 221712000), (2, 110856000), (3, 73904000), (4, 55428000), (5, 44342400), (6, 36952000), (8, 27714000), (10, 22171200), (12, 18476000), (15, 14780800), (16, 13857000), (20, 11085600), (24, 9238000), (25, 8868480), (30, 7390400), (31, 7152000), (32, 6928500), (40, 5542800), (48, 4619000), (50, 4434240), (60, 3695200), (62, 3576000), (64, 3464250), (75, 2956160), (80, 2771400), (93, 2384000), (96, 2309500), (100, 2217120), (120, 1847600), (124, 1788000), (125, 1773696), (128, 1732125), (149, 1488000), (150, 1478080), (155, 1430400), (160, 1385700), (186, 1192000), (192, 1154750), (200, 1108560), (240, 923800), (248, 894000), (250, 886848), (298, 744000), (300, 739040), (310, 715200), (320, 692850), (372, 596000), (375, 591232), (384, 577375), (400, 554280), (447, 496000), (465, 476800), (480, 461900), (496, 447000), (500, 443424), (596, 372000), (600, 369520), (620, 357600), (640, 346425), (744, 298000), (745, 297600), (750, 295616), (775, 286080), (800, 277140), (894, 248000), (930, 238400), (960, 230950), (992, 223500), (1000, 221712), (1192, 186000), (1200, 184760), (1240, 178800), (1488, 149000), (1490, 148800), (1500, 147808), (1550, 143040), (1600, 138570), (1788, 124000), (1860, 119200), (1920, 115475), (1984, 111750), (2000, 110856), (2235, 99200), (2325, 95360), (2384, 93000), (2400, 92380), (2480, 89400), (2976, 74500), (2980, 74400), (3000, 73904), (3100, 71520), (3200, 69285), (3576, 62000), (3720, 59600), (3725, 59520), (3875, 57216), (3968, 55875), (4000, 55428), (4470, 49600), (4619, 48000), (4650, 47680), (4768, 46500), (4800, 46190), (4960, 44700), (5952, 37250), (5960, 37200), (6000, 36952), (6200, 35760), (7152, 31000), (7440, 29800), (7450, 29760), (7750, 28608), (8000, 27714), (8940, 24800), (9238, 24000), (9300, 23840), (9536, 23250), (9600, 23095), (9920, 22350), (11175, 19840), (11625, 19072), (11904, 18625), (11920, 18600), (12000, 18476), (12400, 17880), (13857, 16000), (14304, 15500), (14880, 14900)]