205825860

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:789

約数の個数: 168

約数和(自身を含む): 683081280

約数和(自身を除く): 477255420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 729, 743, 810, 855, 972, 1026, 1140, 1215, 1458, 1486, 1539, 1620, 1710, 2052, 2229, 2430, 2565, 2916, 2972, 3078, 3420, 3645, 3715, 4458, 4617, 4860, 5130, 6156, 6687, 7290, 7430, 7695, 8916, 9234, 10260, 11145, 13374, 13851, 14117, 14580, 14860, 15390, 18468, 20061, 22290, 23085, 26748, 27702, 28234, 30780, 33435, 40122, 42351, 44580, 46170, 55404, 56468, 60183, 66870, 69255, 70585, 80244, 84702, 92340, 100305, 120366, 127053, 133740, 138510, 141170, 169404, 180549, 200610, 211755, 240732, 254106, 277020, 282340, 300915, 361098, 381159, 401220, 423510, 508212, 541647, 601830, 635265, 722196, 762318, 847020, 902745, 1083294, 1143477, 1203660, 1270530, 1524636, 1805490, 1905795, 2166588, 2286954, 2541060, 2708235, 3430431, 3610980, 3811590, 4573908, 5416470, 5717385, 6860862, 7623180, 10291293, 10832940, 11434770, 13721724, 17152155, 20582586, 22869540, 34304310, 41165172, 51456465, 68608620, 102912930, 205825860]

約数ペア:

[(1, 205825860), (2, 102912930), (3, 68608620), (4, 51456465), (5, 41165172), (6, 34304310), (9, 22869540), (10, 20582586), (12, 17152155), (15, 13721724), (18, 11434770), (19, 10832940), (20, 10291293), (27, 7623180), (30, 6860862), (36, 5717385), (38, 5416470), (45, 4573908), (54, 3811590), (57, 3610980), (60, 3430431), (76, 2708235), (81, 2541060), (90, 2286954), (95, 2166588), (108, 1905795), (114, 1805490), (135, 1524636), (162, 1270530), (171, 1203660), (180, 1143477), (190, 1083294), (228, 902745), (243, 847020), (270, 762318), (285, 722196), (324, 635265), (342, 601830), (380, 541647), (405, 508212), (486, 423510), (513, 401220), (540, 381159), (570, 361098), (684, 300915), (729, 282340), (743, 277020), (810, 254106), (855, 240732), (972, 211755), (1026, 200610), (1140, 180549), (1215, 169404), (1458, 141170), (1486, 138510), (1539, 133740), (1620, 127053), (1710, 120366), (2052, 100305), (2229, 92340), (2430, 84702), (2565, 80244), (2916, 70585), (2972, 69255), (3078, 66870), (3420, 60183), (3645, 56468), (3715, 55404), (4458, 46170), (4617, 44580), (4860, 42351), (5130, 40122), (6156, 33435), (6687, 30780), (7290, 28234), (7430, 27702), (7695, 26748), (8916, 23085), (9234, 22290), (10260, 20061), (11145, 18468), (13374, 15390), (13851, 14860), (14117, 14580)]