64440000

素因数分解:

$2^6\times 3^2\times 5^4\times {\mathrm{179}}^1$

素因数の和:217

約数の個数: 210

約数和(自身を含む): 232097580

約数和(自身を除く): 167657580

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, 144, 150, 160, 179, 180, 192, 200, 225, 240, 250, 288, 300, 320, 358, 360, 375, 400, 450, 480, 500, 537, 576, 600, 625, 716, 720, 750, 800, 895, 900, 960, 1000, 1074, 1125, 1200, 1250, 1432, 1440, 1500, 1600, 1611, 1790, 1800, 1875, 2000, 2148, 2250, 2400, 2500, 2685, 2864, 2880, 3000, 3222, 3580, 3600, 3750, 4000, 4296, 4475, 4500, 4800, 5000, 5370, 5625, 5728, 6000, 6444, 7160, 7200, 7500, 8000, 8055, 8592, 8950, 9000, 10000, 10740, 11250, 11456, 12000, 12888, 13425, 14320, 14400, 15000, 16110, 17184, 17900, 18000, 20000, 21480, 22375, 22500, 24000, 25776, 26850, 28640, 30000, 32220, 34368, 35800, 36000, 40000, 40275, 42960, 44750, 45000, 51552, 53700, 57280, 60000, 64440, 67125, 71600, 72000, 80550, 85920, 89500, 90000, 103104, 107400, 111875, 120000, 128880, 134250, 143200, 161100, 171840, 179000, 180000, 201375, 214800, 223750, 257760, 268500, 286400, 322200, 335625, 358000, 360000, 402750, 429600, 447500, 515520, 537000, 644400, 671250, 716000, 805500, 859200, 895000, 1006875, 1074000, 1288800, 1342500, 1432000, 1611000, 1790000, 2013750, 2148000, 2577600, 2685000, 3222000, 3580000, 4027500, 4296000, 5370000, 6444000, 7160000, 8055000, 10740000, 12888000, 16110000, 21480000, 32220000, 64440000]

約数ペア:

[(1, 64440000), (2, 32220000), (3, 21480000), (4, 16110000), (5, 12888000), (6, 10740000), (8, 8055000), (9, 7160000), (10, 6444000), (12, 5370000), (15, 4296000), (16, 4027500), (18, 3580000), (20, 3222000), (24, 2685000), (25, 2577600), (30, 2148000), (32, 2013750), (36, 1790000), (40, 1611000), (45, 1432000), (48, 1342500), (50, 1288800), (60, 1074000), (64, 1006875), (72, 895000), (75, 859200), (80, 805500), (90, 716000), (96, 671250), (100, 644400), (120, 537000), (125, 515520), (144, 447500), (150, 429600), (160, 402750), (179, 360000), (180, 358000), (192, 335625), (200, 322200), (225, 286400), (240, 268500), (250, 257760), (288, 223750), (300, 214800), (320, 201375), (358, 180000), (360, 179000), (375, 171840), (400, 161100), (450, 143200), (480, 134250), (500, 128880), (537, 120000), (576, 111875), (600, 107400), (625, 103104), (716, 90000), (720, 89500), (750, 85920), (800, 80550), (895, 72000), (900, 71600), (960, 67125), (1000, 64440), (1074, 60000), (1125, 57280), (1200, 53700), (1250, 51552), (1432, 45000), (1440, 44750), (1500, 42960), (1600, 40275), (1611, 40000), (1790, 36000), (1800, 35800), (1875, 34368), (2000, 32220), (2148, 30000), (2250, 28640), (2400, 26850), (2500, 25776), (2685, 24000), (2864, 22500), (2880, 22375), (3000, 21480), (3222, 20000), (3580, 18000), (3600, 17900), (3750, 17184), (4000, 16110), (4296, 15000), (4475, 14400), (4500, 14320), (4800, 13425), (5000, 12888), (5370, 12000), (5625, 11456), (5728, 11250), (6000, 10740), (6444, 10000), (7160, 9000), (7200, 8950), (7500, 8592), (8000, 8055)]