1299200000

素因数分解:

$2^{11}\times 5^5\times 7^1\times {\mathrm{29}}^1$

素因数の和:83

約数の個数: 288

約数和(自身を含む): 3838816800

約数和(自身を除く): 2539616800

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, 2048, 2240, 2320, 2500, 2560, 2800, 2900, 3125, 3200, 3248, 3500, 3584, 3625, 3712, 4000, 4060, 4375, 4480, 4640, 5000, 5075, 5120, 5600, 5800, 6250, 6400, 6496, 7000, 7168, 7250, 7424, 8000, 8120, 8750, 8960, 9280, 10000, 10150, 10240, 11200, 11600, 12500, 12800, 12992, 14000, 14336, 14500, 14848, 16000, 16240, 17500, 17920, 18125, 18560, 20000, 20300, 21875, 22400, 23200, 25000, 25375, 25600, 25984, 28000, 29000, 29696, 32000, 32480, 35000, 35840, 36250, 37120, 40000, 40600, 43750, 44800, 46400, 50000, 50750, 51200, 51968, 56000, 58000, 59392, 64000, 64960, 70000, 71680, 72500, 74240, 80000, 81200, 87500, 89600, 90625, 92800, 100000, 101500, 103936, 112000, 116000, 126875, 128000, 129920, 140000, 145000, 148480, 160000, 162400, 175000, 179200, 181250, 185600, 200000, 203000, 207872, 224000, 232000, 253750, 256000, 259840, 280000, 290000, 296960, 320000, 324800, 350000, 358400, 362500, 371200, 400000, 406000, 415744, 448000, 464000, 507500, 519680, 560000, 580000, 634375, 640000, 649600, 700000, 725000, 742400, 800000, 812000, 896000, 928000, 1015000, 1039360, 1120000, 1160000, 1268750, 1280000, 1299200, 1400000, 1450000, 1484800, 1600000, 1624000, 1792000, 1856000, 2030000, 2078720, 2240000, 2320000, 2537500, 2598400, 2800000, 2900000, 3200000, 3248000, 3712000, 4060000, 4480000, 4640000, 5075000, 5196800, 5600000, 5800000, 6400000, 6496000, 7424000, 8120000, 8960000, 9280000, 10150000, 10393600, 11200000, 11600000, 12992000, 16240000, 18560000, 20300000, 22400000, 23200000, 25984000, 32480000, 37120000, 40600000, 44800000, 46400000, 51968000, 64960000, 81200000, 92800000, 129920000, 162400000, 185600000, 259840000, 324800000, 649600000, 1299200000]

約数ペア:

[(1, 1299200000), (2, 649600000), (4, 324800000), (5, 259840000), (7, 185600000), (8, 162400000), (10, 129920000), (14, 92800000), (16, 81200000), (20, 64960000), (25, 51968000), (28, 46400000), (29, 44800000), (32, 40600000), (35, 37120000), (40, 32480000), (50, 25984000), (56, 23200000), (58, 22400000), (64, 20300000), (70, 18560000), (80, 16240000), (100, 12992000), (112, 11600000), (116, 11200000), (125, 10393600), (128, 10150000), (140, 9280000), (145, 8960000), (160, 8120000), (175, 7424000), (200, 6496000), (203, 6400000), (224, 5800000), (232, 5600000), (250, 5196800), (256, 5075000), (280, 4640000), (290, 4480000), (320, 4060000), (350, 3712000), (400, 3248000), (406, 3200000), (448, 2900000), (464, 2800000), (500, 2598400), (512, 2537500), (560, 2320000), (580, 2240000), (625, 2078720), (640, 2030000), (700, 1856000), (725, 1792000), (800, 1624000), (812, 1600000), (875, 1484800), (896, 1450000), (928, 1400000), (1000, 1299200), (1015, 1280000), (1024, 1268750), (1120, 1160000), (1160, 1120000), (1250, 1039360), (1280, 1015000), (1400, 928000), (1450, 896000), (1600, 812000), (1624, 800000), (1750, 742400), (1792, 725000), (1856, 700000), (2000, 649600), (2030, 640000), (2048, 634375), (2240, 580000), (2320, 560000), (2500, 519680), (2560, 507500), (2800, 464000), (2900, 448000), (3125, 415744), (3200, 406000), (3248, 400000), (3500, 371200), (3584, 362500), (3625, 358400), (3712, 350000), (4000, 324800), (4060, 320000), (4375, 296960), (4480, 290000), (4640, 280000), (5000, 259840), (5075, 256000), (5120, 253750), (5600, 232000), (5800, 224000), (6250, 207872), (6400, 203000), (6496, 200000), (7000, 185600), (7168, 181250), (7250, 179200), (7424, 175000), (8000, 162400), (8120, 160000), (8750, 148480), (8960, 145000), (9280, 140000), (10000, 129920), (10150, 128000), (10240, 126875), (11200, 116000), (11600, 112000), (12500, 103936), (12800, 101500), (12992, 100000), (14000, 92800), (14336, 90625), (14500, 89600), (14848, 87500), (16000, 81200), (16240, 80000), (17500, 74240), (17920, 72500), (18125, 71680), (18560, 70000), (20000, 64960), (20300, 64000), (21875, 59392), (22400, 58000), (23200, 56000), (25000, 51968), (25375, 51200), (25600, 50750), (25984, 50000), (28000, 46400), (29000, 44800), (29696, 43750), (32000, 40600), (32480, 40000), (35000, 37120), (35840, 36250)]