221323500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:521

約数の個数: 144

約数和(自身を含む): 705257280

約数和(自身を除く): 483933780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 137, 150, 180, 225, 250, 274, 300, 359, 375, 411, 450, 500, 548, 685, 718, 750, 822, 900, 1077, 1125, 1233, 1370, 1436, 1500, 1644, 1795, 2055, 2154, 2250, 2466, 2740, 3231, 3425, 3590, 4110, 4308, 4500, 4932, 5385, 6165, 6462, 6850, 7180, 8220, 8975, 10275, 10770, 12330, 12924, 13700, 16155, 17125, 17950, 20550, 21540, 24660, 26925, 30825, 32310, 34250, 35900, 41100, 44875, 49183, 51375, 53850, 61650, 64620, 68500, 80775, 89750, 98366, 102750, 107700, 123300, 134625, 147549, 154125, 161550, 179500, 196732, 205500, 245915, 269250, 295098, 308250, 323100, 403875, 442647, 491830, 538500, 590196, 616500, 737745, 807750, 885294, 983660, 1229575, 1475490, 1615500, 1770588, 2213235, 2459150, 2950980, 3688725, 4426470, 4918300, 6147875, 7377450, 8852940, 11066175, 12295750, 14754900, 18443625, 22132350, 24591500, 36887250, 44264700, 55330875, 73774500, 110661750, 221323500]

約数ペア:

[(1, 221323500), (2, 110661750), (3, 73774500), (4, 55330875), (5, 44264700), (6, 36887250), (9, 24591500), (10, 22132350), (12, 18443625), (15, 14754900), (18, 12295750), (20, 11066175), (25, 8852940), (30, 7377450), (36, 6147875), (45, 4918300), (50, 4426470), (60, 3688725), (75, 2950980), (90, 2459150), (100, 2213235), (125, 1770588), (137, 1615500), (150, 1475490), (180, 1229575), (225, 983660), (250, 885294), (274, 807750), (300, 737745), (359, 616500), (375, 590196), (411, 538500), (450, 491830), (500, 442647), (548, 403875), (685, 323100), (718, 308250), (750, 295098), (822, 269250), (900, 245915), (1077, 205500), (1125, 196732), (1233, 179500), (1370, 161550), (1436, 154125), (1500, 147549), (1644, 134625), (1795, 123300), (2055, 107700), (2154, 102750), (2250, 98366), (2466, 89750), (2740, 80775), (3231, 68500), (3425, 64620), (3590, 61650), (4110, 53850), (4308, 51375), (4500, 49183), (4932, 44875), (5385, 41100), (6165, 35900), (6462, 34250), (6850, 32310), (7180, 30825), (8220, 26925), (8975, 24660), (10275, 21540), (10770, 20550), (12330, 17950), (12924, 17125), (13700, 16155)]