69440000

素因数分解:

$2^9\times 5^4\times 7^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 200

約数和(自身を含む): 204534528

約数和(自身を除く): 135094528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 124, 125, 128, 140, 155, 160, 175, 200, 217, 224, 248, 250, 256, 280, 310, 320, 350, 400, 434, 448, 496, 500, 512, 560, 620, 625, 640, 700, 775, 800, 868, 875, 896, 992, 1000, 1085, 1120, 1240, 1250, 1280, 1400, 1550, 1600, 1736, 1750, 1792, 1984, 2000, 2170, 2240, 2480, 2500, 2560, 2800, 3100, 3200, 3472, 3500, 3584, 3875, 3968, 4000, 4340, 4375, 4480, 4960, 5000, 5425, 5600, 6200, 6400, 6944, 7000, 7750, 7936, 8000, 8680, 8750, 8960, 9920, 10000, 10850, 11200, 12400, 12800, 13888, 14000, 15500, 15872, 16000, 17360, 17500, 17920, 19375, 19840, 20000, 21700, 22400, 24800, 27125, 27776, 28000, 31000, 32000, 34720, 35000, 38750, 39680, 40000, 43400, 44800, 49600, 54250, 55552, 56000, 62000, 64000, 69440, 70000, 77500, 79360, 80000, 86800, 89600, 99200, 108500, 111104, 112000, 124000, 135625, 138880, 140000, 155000, 160000, 173600, 198400, 217000, 224000, 248000, 271250, 277760, 280000, 310000, 320000, 347200, 396800, 434000, 448000, 496000, 542500, 555520, 560000, 620000, 694400, 868000, 992000, 1085000, 1120000, 1240000, 1388800, 1736000, 1984000, 2170000, 2240000, 2480000, 2777600, 3472000, 4340000, 4960000, 6944000, 8680000, 9920000, 13888000, 17360000, 34720000, 69440000]

約数ペア:

[(1, 69440000), (2, 34720000), (4, 17360000), (5, 13888000), (7, 9920000), (8, 8680000), (10, 6944000), (14, 4960000), (16, 4340000), (20, 3472000), (25, 2777600), (28, 2480000), (31, 2240000), (32, 2170000), (35, 1984000), (40, 1736000), (50, 1388800), (56, 1240000), (62, 1120000), (64, 1085000), (70, 992000), (80, 868000), (100, 694400), (112, 620000), (124, 560000), (125, 555520), (128, 542500), (140, 496000), (155, 448000), (160, 434000), (175, 396800), (200, 347200), (217, 320000), (224, 310000), (248, 280000), (250, 277760), (256, 271250), (280, 248000), (310, 224000), (320, 217000), (350, 198400), (400, 173600), (434, 160000), (448, 155000), (496, 140000), (500, 138880), (512, 135625), (560, 124000), (620, 112000), (625, 111104), (640, 108500), (700, 99200), (775, 89600), (800, 86800), (868, 80000), (875, 79360), (896, 77500), (992, 70000), (1000, 69440), (1085, 64000), (1120, 62000), (1240, 56000), (1250, 55552), (1280, 54250), (1400, 49600), (1550, 44800), (1600, 43400), (1736, 40000), (1750, 39680), (1792, 38750), (1984, 35000), (2000, 34720), (2170, 32000), (2240, 31000), (2480, 28000), (2500, 27776), (2560, 27125), (2800, 24800), (3100, 22400), (3200, 21700), (3472, 20000), (3500, 19840), (3584, 19375), (3875, 17920), (3968, 17500), (4000, 17360), (4340, 16000), (4375, 15872), (4480, 15500), (4960, 14000), (5000, 13888), (5425, 12800), (5600, 12400), (6200, 11200), (6400, 10850), (6944, 10000), (7000, 9920), (7750, 8960), (7936, 8750), (8000, 8680)]