284920000

素因数分解:

$2^6\times 5^4\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:468

約数の個数: 140

約数和(自身を含む): 749853720

約数和(自身を除く): 464933720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 125, 136, 160, 170, 200, 250, 272, 320, 340, 400, 419, 425, 500, 544, 625, 680, 800, 838, 850, 1000, 1088, 1250, 1360, 1600, 1676, 1700, 2000, 2095, 2125, 2500, 2720, 3352, 3400, 4000, 4190, 4250, 5000, 5440, 6704, 6800, 7123, 8000, 8380, 8500, 10000, 10475, 10625, 13408, 13600, 14246, 16760, 17000, 20000, 20950, 21250, 26816, 27200, 28492, 33520, 34000, 35615, 40000, 41900, 42500, 52375, 56984, 67040, 68000, 71230, 83800, 85000, 104750, 113968, 134080, 136000, 142460, 167600, 170000, 178075, 209500, 227936, 261875, 284920, 335200, 340000, 356150, 419000, 455872, 523750, 569840, 670400, 680000, 712300, 838000, 890375, 1047500, 1139680, 1424600, 1676000, 1780750, 2095000, 2279360, 2849200, 3352000, 3561500, 4190000, 4451875, 5698400, 7123000, 8380000, 8903750, 11396800, 14246000, 16760000, 17807500, 28492000, 35615000, 56984000, 71230000, 142460000, 284920000]

約数ペア:

[(1, 284920000), (2, 142460000), (4, 71230000), (5, 56984000), (8, 35615000), (10, 28492000), (16, 17807500), (17, 16760000), (20, 14246000), (25, 11396800), (32, 8903750), (34, 8380000), (40, 7123000), (50, 5698400), (64, 4451875), (68, 4190000), (80, 3561500), (85, 3352000), (100, 2849200), (125, 2279360), (136, 2095000), (160, 1780750), (170, 1676000), (200, 1424600), (250, 1139680), (272, 1047500), (320, 890375), (340, 838000), (400, 712300), (419, 680000), (425, 670400), (500, 569840), (544, 523750), (625, 455872), (680, 419000), (800, 356150), (838, 340000), (850, 335200), (1000, 284920), (1088, 261875), (1250, 227936), (1360, 209500), (1600, 178075), (1676, 170000), (1700, 167600), (2000, 142460), (2095, 136000), (2125, 134080), (2500, 113968), (2720, 104750), (3352, 85000), (3400, 83800), (4000, 71230), (4190, 68000), (4250, 67040), (5000, 56984), (5440, 52375), (6704, 42500), (6800, 41900), (7123, 40000), (8000, 35615), (8380, 34000), (8500, 33520), (10000, 28492), (10475, 27200), (10625, 26816), (13408, 21250), (13600, 20950), (14246, 20000), (16760, 17000)]