129920000

素因数分解:

$2^{10}\times 5^4\times 7^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 220

約数和(自身を含む): 383689680

約数和(自身を除く): 253769680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 32, 35, 40, 50, 56, 58, 64, 70, 80, 100, 112, 116, 125, 128, 140, 145, 160, 175, 200, 203, 224, 232, 250, 256, 280, 290, 320, 350, 400, 406, 448, 464, 500, 512, 560, 580, 625, 640, 700, 725, 800, 812, 875, 896, 928, 1000, 1015, 1024, 1120, 1160, 1250, 1280, 1400, 1450, 1600, 1624, 1750, 1792, 1856, 2000, 2030, 2240, 2320, 2500, 2560, 2800, 2900, 3200, 3248, 3500, 3584, 3625, 3712, 4000, 4060, 4375, 4480, 4640, 5000, 5075, 5120, 5600, 5800, 6400, 6496, 7000, 7168, 7250, 7424, 8000, 8120, 8750, 8960, 9280, 10000, 10150, 11200, 11600, 12800, 12992, 14000, 14500, 14848, 16000, 16240, 17500, 17920, 18125, 18560, 20000, 20300, 22400, 23200, 25375, 25600, 25984, 28000, 29000, 29696, 32000, 32480, 35000, 35840, 36250, 37120, 40000, 40600, 44800, 46400, 50750, 51968, 56000, 58000, 64000, 64960, 70000, 72500, 74240, 80000, 81200, 89600, 92800, 101500, 103936, 112000, 116000, 126875, 128000, 129920, 140000, 145000, 148480, 160000, 162400, 179200, 185600, 203000, 207872, 224000, 232000, 253750, 259840, 280000, 290000, 320000, 324800, 371200, 406000, 448000, 464000, 507500, 519680, 560000, 580000, 640000, 649600, 742400, 812000, 896000, 928000, 1015000, 1039360, 1120000, 1160000, 1299200, 1624000, 1856000, 2030000, 2240000, 2320000, 2598400, 3248000, 3712000, 4060000, 4480000, 4640000, 5196800, 6496000, 8120000, 9280000, 12992000, 16240000, 18560000, 25984000, 32480000, 64960000, 129920000]

約数ペア:

[(1, 129920000), (2, 64960000), (4, 32480000), (5, 25984000), (7, 18560000), (8, 16240000), (10, 12992000), (14, 9280000), (16, 8120000), (20, 6496000), (25, 5196800), (28, 4640000), (29, 4480000), (32, 4060000), (35, 3712000), (40, 3248000), (50, 2598400), (56, 2320000), (58, 2240000), (64, 2030000), (70, 1856000), (80, 1624000), (100, 1299200), (112, 1160000), (116, 1120000), (125, 1039360), (128, 1015000), (140, 928000), (145, 896000), (160, 812000), (175, 742400), (200, 649600), (203, 640000), (224, 580000), (232, 560000), (250, 519680), (256, 507500), (280, 464000), (290, 448000), (320, 406000), (350, 371200), (400, 324800), (406, 320000), (448, 290000), (464, 280000), (500, 259840), (512, 253750), (560, 232000), (580, 224000), (625, 207872), (640, 203000), (700, 185600), (725, 179200), (800, 162400), (812, 160000), (875, 148480), (896, 145000), (928, 140000), (1000, 129920), (1015, 128000), (1024, 126875), (1120, 116000), (1160, 112000), (1250, 103936), (1280, 101500), (1400, 92800), (1450, 89600), (1600, 81200), (1624, 80000), (1750, 74240), (1792, 72500), (1856, 70000), (2000, 64960), (2030, 64000), (2240, 58000), (2320, 56000), (2500, 51968), (2560, 50750), (2800, 46400), (2900, 44800), (3200, 40600), (3248, 40000), (3500, 37120), (3584, 36250), (3625, 35840), (3712, 35000), (4000, 32480), (4060, 32000), (4375, 29696), (4480, 29000), (4640, 28000), (5000, 25984), (5075, 25600), (5120, 25375), (5600, 23200), (5800, 22400), (6400, 20300), (6496, 20000), (7000, 18560), (7168, 18125), (7250, 17920), (7424, 17500), (8000, 16240), (8120, 16000), (8750, 14848), (8960, 14500), (9280, 14000), (10000, 12992), (10150, 12800), (11200, 11600)]