1581120000

素因数分解:

$2^9\times 3^4\times 5^4\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 500

約数和(自身を含む): 5993820426

約数和(自身を除く): 4412700426

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 61, 64, 72, 75, 80, 81, 90, 96, 100, 108, 120, 122, 125, 128, 135, 144, 150, 160, 162, 180, 183, 192, 200, 216, 225, 240, 244, 250, 256, 270, 288, 300, 305, 320, 324, 360, 366, 375, 384, 400, 405, 432, 450, 480, 488, 500, 512, 540, 549, 576, 600, 610, 625, 640, 648, 675, 720, 732, 750, 768, 800, 810, 864, 900, 915, 960, 976, 1000, 1080, 1098, 1125, 1152, 1200, 1220, 1250, 1280, 1296, 1350, 1440, 1464, 1500, 1525, 1536, 1600, 1620, 1647, 1728, 1800, 1830, 1875, 1920, 1952, 2000, 2025, 2160, 2196, 2250, 2304, 2400, 2440, 2500, 2560, 2592, 2700, 2745, 2880, 2928, 3000, 3050, 3200, 3240, 3294, 3375, 3456, 3600, 3660, 3750, 3840, 3904, 4000, 4050, 4320, 4392, 4500, 4575, 4608, 4800, 4880, 4941, 5000, 5184, 5400, 5490, 5625, 5760, 5856, 6000, 6100, 6400, 6480, 6588, 6750, 6912, 7200, 7320, 7500, 7625, 7680, 7808, 8000, 8100, 8235, 8640, 8784, 9000, 9150, 9600, 9760, 9882, 10000, 10125, 10368, 10800, 10980, 11250, 11520, 11712, 12000, 12200, 12800, 12960, 13176, 13500, 13725, 13824, 14400, 14640, 15000, 15250, 15616, 16000, 16200, 16470, 16875, 17280, 17568, 18000, 18300, 19200, 19520, 19764, 20000, 20250, 20736, 21600, 21960, 22500, 22875, 23040, 23424, 24000, 24400, 24705, 25920, 26352, 27000, 27450, 28800, 29280, 30000, 30500, 31232, 32000, 32400, 32940, 33750, 34560, 35136, 36000, 36600, 38125, 38400, 39040, 39528, 40000, 40500, 41175, 41472, 43200, 43920, 45000, 45750, 46848, 48000, 48800, 49410, 50625, 51840, 52704, 54000, 54900, 57600, 58560, 60000, 61000, 64000, 64800, 65880, 67500, 68625, 69120, 70272, 72000, 73200, 76250, 78080, 79056, 80000, 81000, 82350, 86400, 87840, 90000, 91500, 93696, 96000, 97600, 98820, 101250, 103680, 105408, 108000, 109800, 114375, 115200, 117120, 120000, 122000, 123525, 129600, 131760, 135000, 137250, 140544, 144000, 146400, 152500, 156160, 158112, 160000, 162000, 164700, 172800, 175680, 180000, 183000, 192000, 195200, 197640, 202500, 205875, 207360, 210816, 216000, 219600, 228750, 234240, 240000, 244000, 247050, 259200, 263520, 270000, 274500, 281088, 288000, 292800, 305000, 316224, 320000, 324000, 329400, 343125, 345600, 351360, 360000, 366000, 390400, 395280, 405000, 411750, 421632, 432000, 439200, 457500, 468480, 480000, 488000, 494100, 518400, 527040, 540000, 549000, 576000, 585600, 610000, 617625, 632448, 648000, 658800, 686250, 702720, 720000, 732000, 780800, 790560, 810000, 823500, 843264, 864000, 878400, 915000, 960000, 976000, 988200, 1029375, 1036800, 1054080, 1080000, 1098000, 1171200, 1220000, 1235250, 1264896, 1296000, 1317600, 1372500, 1405440, 1440000, 1464000, 1581120, 1620000, 1647000, 1728000, 1756800, 1830000, 1952000, 1976400, 2058750, 2108160, 2160000, 2196000, 2342400, 2440000, 2470500, 2529792, 2592000, 2635200, 2745000, 2880000, 2928000, 3088125, 3162240, 3240000, 3294000, 3513600, 3660000, 3904000, 3952800, 4117500, 4216320, 4320000, 4392000, 4880000, 4941000, 5184000, 5270400, 5490000, 5856000, 6176250, 6324480, 6480000, 6588000, 7027200, 7320000, 7905600, 8235000, 8640000, 8784000, 9760000, 9882000, 10540800, 10980000, 11712000, 12352500, 12648960, 12960000, 13176000, 14640000, 15811200, 16470000, 17568000, 19520000, 19764000, 21081600, 21960000, 24705000, 25920000, 26352000, 29280000, 31622400, 32940000, 35136000, 39528000, 43920000, 49410000, 52704000, 58560000, 63244800, 65880000, 79056000, 87840000, 98820000, 105408000, 131760000, 158112000, 175680000, 197640000, 263520000, 316224000, 395280000, 527040000, 790560000, 1581120000]

約数ペア:

[(1, 1581120000), (2, 790560000), (3, 527040000), (4, 395280000), (5, 316224000), (6, 263520000), (8, 197640000), (9, 175680000), (10, 158112000), (12, 131760000), (15, 105408000), (16, 98820000), (18, 87840000), (20, 79056000), (24, 65880000), (25, 63244800), (27, 58560000), (30, 52704000), (32, 49410000), (36, 43920000), (40, 39528000), (45, 35136000), (48, 32940000), (50, 31622400), (54, 29280000), (60, 26352000), (61, 25920000), (64, 24705000), (72, 21960000), (75, 21081600), (80, 19764000), (81, 19520000), (90, 17568000), (96, 16470000), (100, 15811200), (108, 14640000), (120, 13176000), (122, 12960000), (125, 12648960), (128, 12352500), (135, 11712000), (144, 10980000), (150, 10540800), (160, 9882000), (162, 9760000), (180, 8784000), (183, 8640000), (192, 8235000), (200, 7905600), (216, 7320000), (225, 7027200), (240, 6588000), (244, 6480000), (250, 6324480), (256, 6176250), (270, 5856000), (288, 5490000), (300, 5270400), (305, 5184000), (320, 4941000), (324, 4880000), (360, 4392000), (366, 4320000), (375, 4216320), (384, 4117500), (400, 3952800), (405, 3904000), (432, 3660000), (450, 3513600), (480, 3294000), (488, 3240000), (500, 3162240), (512, 3088125), (540, 2928000), (549, 2880000), (576, 2745000), (600, 2635200), (610, 2592000), (625, 2529792), (640, 2470500), (648, 2440000), (675, 2342400), (720, 2196000), (732, 2160000), (750, 2108160), (768, 2058750), (800, 1976400), (810, 1952000), (864, 1830000), (900, 1756800), (915, 1728000), (960, 1647000), (976, 1620000), (1000, 1581120), (1080, 1464000), (1098, 1440000), (1125, 1405440), (1152, 1372500), (1200, 1317600), (1220, 1296000), (1250, 1264896), (1280, 1235250), (1296, 1220000), (1350, 1171200), (1440, 1098000), (1464, 1080000), (1500, 1054080), (1525, 1036800), (1536, 1029375), (1600, 988200), (1620, 976000), (1647, 960000), (1728, 915000), (1800, 878400), (1830, 864000), (1875, 843264), (1920, 823500), (1952, 810000), (2000, 790560), (2025, 780800), (2160, 732000), (2196, 720000), (2250, 702720), (2304, 686250), (2400, 658800), (2440, 648000), (2500, 632448), (2560, 617625), (2592, 610000), (2700, 585600), (2745, 576000), (2880, 549000), (2928, 540000), (3000, 527040), (3050, 518400), (3200, 494100), (3240, 488000), (3294, 480000), (3375, 468480), (3456, 457500), (3600, 439200), (3660, 432000), (3750, 421632), (3840, 411750), (3904, 405000), (4000, 395280), (4050, 390400), (4320, 366000), (4392, 360000), (4500, 351360), (4575, 345600), (4608, 343125), (4800, 329400), (4880, 324000), (4941, 320000), (5000, 316224), (5184, 305000), (5400, 292800), (5490, 288000), (5625, 281088), (5760, 274500), (5856, 270000), (6000, 263520), (6100, 259200), (6400, 247050), (6480, 244000), (6588, 240000), (6750, 234240), (6912, 228750), (7200, 219600), (7320, 216000), (7500, 210816), (7625, 207360), (7680, 205875), (7808, 202500), (8000, 197640), (8100, 195200), (8235, 192000), (8640, 183000), (8784, 180000), (9000, 175680), (9150, 172800), (9600, 164700), (9760, 162000), (9882, 160000), (10000, 158112), (10125, 156160), (10368, 152500), (10800, 146400), (10980, 144000), (11250, 140544), (11520, 137250), (11712, 135000), (12000, 131760), (12200, 129600), (12800, 123525), (12960, 122000), (13176, 120000), (13500, 117120), (13725, 115200), (13824, 114375), (14400, 109800), (14640, 108000), (15000, 105408), (15250, 103680), (15616, 101250), (16000, 98820), (16200, 97600), (16470, 96000), (16875, 93696), (17280, 91500), (17568, 90000), (18000, 87840), (18300, 86400), (19200, 82350), (19520, 81000), (19764, 80000), (20000, 79056), (20250, 78080), (20736, 76250), (21600, 73200), (21960, 72000), (22500, 70272), (22875, 69120), (23040, 68625), (23424, 67500), (24000, 65880), (24400, 64800), (24705, 64000), (25920, 61000), (26352, 60000), (27000, 58560), (27450, 57600), (28800, 54900), (29280, 54000), (30000, 52704), (30500, 51840), (31232, 50625), (32000, 49410), (32400, 48800), (32940, 48000), (33750, 46848), (34560, 45750), (35136, 45000), (36000, 43920), (36600, 43200), (38125, 41472), (38400, 41175), (39040, 40500), (39528, 40000)]