315976000

素因数分解:

$2^6\times 5^3\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:465

約数の個数: 112

約数和(自身を含む): 791212032

約数和(自身を除く): 475236032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 127, 160, 200, 250, 254, 311, 320, 400, 500, 508, 622, 635, 800, 1000, 1016, 1244, 1270, 1555, 1600, 2000, 2032, 2488, 2540, 3110, 3175, 4000, 4064, 4976, 5080, 6220, 6350, 7775, 8000, 8128, 9952, 10160, 12440, 12700, 15550, 15875, 19904, 20320, 24880, 25400, 31100, 31750, 38875, 39497, 40640, 49760, 50800, 62200, 63500, 77750, 78994, 99520, 101600, 124400, 127000, 155500, 157988, 197485, 203200, 248800, 254000, 311000, 315976, 394970, 497600, 508000, 622000, 631952, 789940, 987425, 1016000, 1244000, 1263904, 1579880, 1974850, 2488000, 2527808, 3159760, 3949700, 4937125, 6319520, 7899400, 9874250, 12639040, 15798800, 19748500, 31597600, 39497000, 63195200, 78994000, 157988000, 315976000]

約数ペア:

[(1, 315976000), (2, 157988000), (4, 78994000), (5, 63195200), (8, 39497000), (10, 31597600), (16, 19748500), (20, 15798800), (25, 12639040), (32, 9874250), (40, 7899400), (50, 6319520), (64, 4937125), (80, 3949700), (100, 3159760), (125, 2527808), (127, 2488000), (160, 1974850), (200, 1579880), (250, 1263904), (254, 1244000), (311, 1016000), (320, 987425), (400, 789940), (500, 631952), (508, 622000), (622, 508000), (635, 497600), (800, 394970), (1000, 315976), (1016, 311000), (1244, 254000), (1270, 248800), (1555, 203200), (1600, 197485), (2000, 157988), (2032, 155500), (2488, 127000), (2540, 124400), (3110, 101600), (3175, 99520), (4000, 78994), (4064, 77750), (4976, 63500), (5080, 62200), (6220, 50800), (6350, 49760), (7775, 40640), (8000, 39497), (8128, 38875), (9952, 31750), (10160, 31100), (12440, 25400), (12700, 24880), (15550, 20320), (15875, 19904)]