217139600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{28571}}^1$

素因数の和:28608

約数の個数: 60

約数和(自身を含む): 549153840

約数和(自身を除く): 332014240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 28571, 57142, 114284, 142855, 228568, 285710, 457136, 542849, 571420, 714275, 1085698, 1142840, 1428550, 2171396, 2285680, 2714245, 2857100, 4342792, 5428490, 5714200, 8685584, 10856980, 11428400, 13571225, 21713960, 27142450, 43427920, 54284900, 108569800, 217139600]

約数ペア:

[(1, 217139600), (2, 108569800), (4, 54284900), (5, 43427920), (8, 27142450), (10, 21713960), (16, 13571225), (19, 11428400), (20, 10856980), (25, 8685584), (38, 5714200), (40, 5428490), (50, 4342792), (76, 2857100), (80, 2714245), (95, 2285680), (100, 2171396), (152, 1428550), (190, 1142840), (200, 1085698), (304, 714275), (380, 571420), (400, 542849), (475, 457136), (760, 285710), (950, 228568), (1520, 142855), (1900, 114284), (3800, 57142), (7600, 28571)]