15386000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 120

約数和(自身を含む): 43553016

約数和(自身を除く): 28167016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 157, 175, 196, 200, 245, 250, 280, 314, 350, 392, 400, 490, 500, 560, 628, 700, 784, 785, 875, 980, 1000, 1099, 1225, 1256, 1400, 1570, 1750, 1960, 2000, 2198, 2450, 2512, 2800, 3140, 3500, 3920, 3925, 4396, 4900, 5495, 6125, 6280, 7000, 7693, 7850, 8792, 9800, 10990, 12250, 12560, 14000, 15386, 15700, 17584, 19600, 19625, 21980, 24500, 27475, 30772, 31400, 38465, 39250, 43960, 49000, 54950, 61544, 62800, 76930, 78500, 87920, 98000, 109900, 123088, 137375, 153860, 157000, 192325, 219800, 274750, 307720, 314000, 384650, 439600, 549500, 615440, 769300, 961625, 1099000, 1538600, 1923250, 2198000, 3077200, 3846500, 7693000, 15386000]

約数ペア:

[(1, 15386000), (2, 7693000), (4, 3846500), (5, 3077200), (7, 2198000), (8, 1923250), (10, 1538600), (14, 1099000), (16, 961625), (20, 769300), (25, 615440), (28, 549500), (35, 439600), (40, 384650), (49, 314000), (50, 307720), (56, 274750), (70, 219800), (80, 192325), (98, 157000), (100, 153860), (112, 137375), (125, 123088), (140, 109900), (157, 98000), (175, 87920), (196, 78500), (200, 76930), (245, 62800), (250, 61544), (280, 54950), (314, 49000), (350, 43960), (392, 39250), (400, 38465), (490, 31400), (500, 30772), (560, 27475), (628, 24500), (700, 21980), (784, 19625), (785, 19600), (875, 17584), (980, 15700), (1000, 15386), (1099, 14000), (1225, 12560), (1256, 12250), (1400, 10990), (1570, 9800), (1750, 8792), (1960, 7850), (2000, 7693), (2198, 7000), (2450, 6280), (2512, 6125), (2800, 5495), (3140, 4900), (3500, 4396), (3920, 3925)]