1288800000

素因数分解:

$2^8\times 3^2\times 5^5\times {\mathrm{179}}^1$

素因数の和:226

約数の個数: 324

約数和(自身を含む): 4670560440

約数和(自身を除く): 3381760440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 125, 128, 144, 150, 160, 179, 180, 192, 200, 225, 240, 250, 256, 288, 300, 320, 358, 360, 375, 384, 400, 450, 480, 500, 537, 576, 600, 625, 640, 716, 720, 750, 768, 800, 895, 900, 960, 1000, 1074, 1125, 1152, 1200, 1250, 1280, 1432, 1440, 1500, 1600, 1611, 1790, 1800, 1875, 1920, 2000, 2148, 2250, 2304, 2400, 2500, 2685, 2864, 2880, 3000, 3125, 3200, 3222, 3580, 3600, 3750, 3840, 4000, 4296, 4475, 4500, 4800, 5000, 5370, 5625, 5728, 5760, 6000, 6250, 6400, 6444, 7160, 7200, 7500, 8000, 8055, 8592, 8950, 9000, 9375, 9600, 10000, 10740, 11250, 11456, 11520, 12000, 12500, 12888, 13425, 14320, 14400, 15000, 16000, 16110, 17184, 17900, 18000, 18750, 19200, 20000, 21480, 22375, 22500, 22912, 24000, 25000, 25776, 26850, 28125, 28640, 28800, 30000, 32000, 32220, 34368, 35800, 36000, 37500, 40000, 40275, 42960, 44750, 45000, 45824, 48000, 50000, 51552, 53700, 56250, 57280, 57600, 60000, 64440, 67125, 68736, 71600, 72000, 75000, 80000, 80550, 85920, 89500, 90000, 96000, 100000, 103104, 107400, 111875, 112500, 114560, 120000, 128880, 134250, 137472, 143200, 144000, 150000, 160000, 161100, 171840, 179000, 180000, 200000, 201375, 206208, 214800, 223750, 225000, 229120, 240000, 257760, 268500, 286400, 288000, 300000, 322200, 335625, 343680, 358000, 360000, 400000, 402750, 412416, 429600, 447500, 450000, 480000, 515520, 537000, 559375, 572800, 600000, 644400, 671250, 687360, 716000, 720000, 800000, 805500, 859200, 895000, 900000, 1006875, 1031040, 1074000, 1118750, 1145600, 1200000, 1288800, 1342500, 1432000, 1440000, 1611000, 1678125, 1718400, 1790000, 1800000, 2013750, 2062080, 2148000, 2237500, 2400000, 2577600, 2685000, 2864000, 3222000, 3356250, 3436800, 3580000, 3600000, 4027500, 4296000, 4475000, 5034375, 5155200, 5370000, 5728000, 6444000, 6712500, 7160000, 7200000, 8055000, 8592000, 8950000, 10068750, 10310400, 10740000, 12888000, 13425000, 14320000, 16110000, 17184000, 17900000, 20137500, 21480000, 25776000, 26850000, 28640000, 32220000, 35800000, 40275000, 42960000, 51552000, 53700000, 64440000, 71600000, 80550000, 85920000, 107400000, 128880000, 143200000, 161100000, 214800000, 257760000, 322200000, 429600000, 644400000, 1288800000]

約数ペア:

[(1, 1288800000), (2, 644400000), (3, 429600000), (4, 322200000), (5, 257760000), (6, 214800000), (8, 161100000), (9, 143200000), (10, 128880000), (12, 107400000), (15, 85920000), (16, 80550000), (18, 71600000), (20, 64440000), (24, 53700000), (25, 51552000), (30, 42960000), (32, 40275000), (36, 35800000), (40, 32220000), (45, 28640000), (48, 26850000), (50, 25776000), (60, 21480000), (64, 20137500), (72, 17900000), (75, 17184000), (80, 16110000), (90, 14320000), (96, 13425000), (100, 12888000), (120, 10740000), (125, 10310400), (128, 10068750), (144, 8950000), (150, 8592000), (160, 8055000), (179, 7200000), (180, 7160000), (192, 6712500), (200, 6444000), (225, 5728000), (240, 5370000), (250, 5155200), (256, 5034375), (288, 4475000), (300, 4296000), (320, 4027500), (358, 3600000), (360, 3580000), (375, 3436800), (384, 3356250), (400, 3222000), (450, 2864000), (480, 2685000), (500, 2577600), (537, 2400000), (576, 2237500), (600, 2148000), (625, 2062080), (640, 2013750), (716, 1800000), (720, 1790000), (750, 1718400), (768, 1678125), (800, 1611000), (895, 1440000), (900, 1432000), (960, 1342500), (1000, 1288800), (1074, 1200000), (1125, 1145600), (1152, 1118750), (1200, 1074000), (1250, 1031040), (1280, 1006875), (1432, 900000), (1440, 895000), (1500, 859200), (1600, 805500), (1611, 800000), (1790, 720000), (1800, 716000), (1875, 687360), (1920, 671250), (2000, 644400), (2148, 600000), (2250, 572800), (2304, 559375), (2400, 537000), (2500, 515520), (2685, 480000), (2864, 450000), (2880, 447500), (3000, 429600), (3125, 412416), (3200, 402750), (3222, 400000), (3580, 360000), (3600, 358000), (3750, 343680), (3840, 335625), (4000, 322200), (4296, 300000), (4475, 288000), (4500, 286400), (4800, 268500), (5000, 257760), (5370, 240000), (5625, 229120), (5728, 225000), (5760, 223750), (6000, 214800), (6250, 206208), (6400, 201375), (6444, 200000), (7160, 180000), (7200, 179000), (7500, 171840), (8000, 161100), (8055, 160000), (8592, 150000), (8950, 144000), (9000, 143200), (9375, 137472), (9600, 134250), (10000, 128880), (10740, 120000), (11250, 114560), (11456, 112500), (11520, 111875), (12000, 107400), (12500, 103104), (12888, 100000), (13425, 96000), (14320, 90000), (14400, 89500), (15000, 85920), (16000, 80550), (16110, 80000), (17184, 75000), (17900, 72000), (18000, 71600), (18750, 68736), (19200, 67125), (20000, 64440), (21480, 60000), (22375, 57600), (22500, 57280), (22912, 56250), (24000, 53700), (25000, 51552), (25776, 50000), (26850, 48000), (28125, 45824), (28640, 45000), (28800, 44750), (30000, 42960), (32000, 40275), (32220, 40000), (34368, 37500), (35800, 36000)]