168205860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:530

約数の個数: 144

約数和(自身を含む): 542505600

約数和(自身を除く): 374299740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 137, 171, 180, 190, 228, 274, 285, 342, 359, 380, 411, 548, 570, 684, 685, 718, 822, 855, 1077, 1140, 1233, 1370, 1436, 1644, 1710, 1795, 2055, 2154, 2466, 2603, 2740, 3231, 3420, 3590, 4110, 4308, 4932, 5206, 5385, 6165, 6462, 6821, 7180, 7809, 8220, 10412, 10770, 12330, 12924, 13015, 13642, 15618, 16155, 20463, 21540, 23427, 24660, 26030, 27284, 31236, 32310, 34105, 39045, 40926, 46854, 49183, 52060, 61389, 64620, 68210, 78090, 81852, 93708, 98366, 102315, 117135, 122778, 136420, 147549, 156180, 196732, 204630, 234270, 245556, 245915, 295098, 306945, 409260, 442647, 468540, 491830, 590196, 613890, 737745, 885294, 934477, 983660, 1227780, 1475490, 1770588, 1868954, 2213235, 2803431, 2950980, 3737908, 4426470, 4672385, 5606862, 8410293, 8852940, 9344770, 11213724, 14017155, 16820586, 18689540, 28034310, 33641172, 42051465, 56068620, 84102930, 168205860]

約数ペア:

[(1, 168205860), (2, 84102930), (3, 56068620), (4, 42051465), (5, 33641172), (6, 28034310), (9, 18689540), (10, 16820586), (12, 14017155), (15, 11213724), (18, 9344770), (19, 8852940), (20, 8410293), (30, 5606862), (36, 4672385), (38, 4426470), (45, 3737908), (57, 2950980), (60, 2803431), (76, 2213235), (90, 1868954), (95, 1770588), (114, 1475490), (137, 1227780), (171, 983660), (180, 934477), (190, 885294), (228, 737745), (274, 613890), (285, 590196), (342, 491830), (359, 468540), (380, 442647), (411, 409260), (548, 306945), (570, 295098), (684, 245915), (685, 245556), (718, 234270), (822, 204630), (855, 196732), (1077, 156180), (1140, 147549), (1233, 136420), (1370, 122778), (1436, 117135), (1644, 102315), (1710, 98366), (1795, 93708), (2055, 81852), (2154, 78090), (2466, 68210), (2603, 64620), (2740, 61389), (3231, 52060), (3420, 49183), (3590, 46854), (4110, 40926), (4308, 39045), (4932, 34105), (5206, 32310), (5385, 31236), (6165, 27284), (6462, 26030), (6821, 24660), (7180, 23427), (7809, 21540), (8220, 20463), (10412, 16155), (10770, 15618), (12330, 13642), (12924, 13015)]