393000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{131}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 1235520

約数和(自身を除く): 842520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 131, 150, 200, 250, 262, 300, 375, 393, 500, 524, 600, 655, 750, 786, 1000, 1048, 1310, 1500, 1572, 1965, 2620, 3000, 3144, 3275, 3930, 5240, 6550, 7860, 9825, 13100, 15720, 16375, 19650, 26200, 32750, 39300, 49125, 65500, 78600, 98250, 131000, 196500, 393000]

約数ペア:

[(1, 393000), (2, 196500), (3, 131000), (4, 98250), (5, 78600), (6, 65500), (8, 49125), (10, 39300), (12, 32750), (15, 26200), (20, 19650), (24, 16375), (25, 15720), (30, 13100), (40, 9825), (50, 7860), (60, 6550), (75, 5240), (100, 3930), (120, 3275), (125, 3144), (131, 3000), (150, 2620), (200, 1965), (250, 1572), (262, 1500), (300, 1310), (375, 1048), (393, 1000), (500, 786), (524, 750), (600, 655)]