816455940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{800447}}^1$

素因数の和:800476

約数の個数: 48

約数和(自身を含む): 2420554752

約数和(自身を除く): 1604098812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 800447, 1600894, 2401341, 3201788, 4002235, 4802682, 8004470, 9605364, 12006705, 13607599, 16008940, 24013410, 27215198, 40822797, 48026820, 54430396, 68037995, 81645594, 136075990, 163291188, 204113985, 272151980, 408227970, 816455940]

約数ペア:

[(1, 816455940), (2, 408227970), (3, 272151980), (4, 204113985), (5, 163291188), (6, 136075990), (10, 81645594), (12, 68037995), (15, 54430396), (17, 48026820), (20, 40822797), (30, 27215198), (34, 24013410), (51, 16008940), (60, 13607599), (68, 12006705), (85, 9605364), (102, 8004470), (170, 4802682), (204, 4002235), (255, 3201788), (340, 2401341), (510, 1600894), (1020, 800447)]