205695900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:585

約数の個数: 216

約数和(自身を含む): 709537920

約数和(自身を除く): 503842020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 25, 30, 36, 38, 45, 46, 50, 57, 60, 69, 75, 76, 90, 92, 95, 100, 114, 115, 138, 150, 171, 180, 190, 207, 225, 228, 230, 276, 285, 300, 342, 345, 380, 414, 437, 450, 460, 475, 523, 570, 575, 684, 690, 828, 855, 874, 900, 950, 1035, 1046, 1140, 1150, 1311, 1380, 1425, 1569, 1710, 1725, 1748, 1900, 2070, 2092, 2185, 2300, 2615, 2622, 2850, 3138, 3420, 3450, 3933, 4140, 4275, 4370, 4707, 5175, 5230, 5244, 5700, 6276, 6555, 6900, 7845, 7866, 8550, 8740, 9414, 9937, 10350, 10460, 10925, 12029, 13075, 13110, 15690, 15732, 17100, 18828, 19665, 19874, 20700, 21850, 23535, 24058, 26150, 26220, 29811, 31380, 32775, 36087, 39225, 39330, 39748, 43700, 47070, 48116, 49685, 52300, 59622, 60145, 65550, 72174, 78450, 78660, 89433, 94140, 98325, 99370, 108261, 117675, 119244, 120290, 131100, 144348, 149055, 156900, 178866, 180435, 196650, 198740, 216522, 228551, 235350, 240580, 248425, 298110, 300725, 357732, 360870, 393300, 433044, 447165, 457102, 470700, 496850, 541305, 596220, 601450, 685653, 721740, 745275, 894330, 902175, 914204, 993700, 1082610, 1142755, 1202900, 1371306, 1490550, 1788660, 1804350, 2056959, 2165220, 2235825, 2285510, 2706525, 2742612, 2981100, 3428265, 3608700, 4113918, 4471650, 4571020, 5413050, 5713775, 6856530, 8227836, 8943300, 10284795, 10826100, 11427550, 13713060, 17141325, 20569590, 22855100, 34282650, 41139180, 51423975, 68565300, 102847950, 205695900]

約数ペア:

[(1, 205695900), (2, 102847950), (3, 68565300), (4, 51423975), (5, 41139180), (6, 34282650), (9, 22855100), (10, 20569590), (12, 17141325), (15, 13713060), (18, 11427550), (19, 10826100), (20, 10284795), (23, 8943300), (25, 8227836), (30, 6856530), (36, 5713775), (38, 5413050), (45, 4571020), (46, 4471650), (50, 4113918), (57, 3608700), (60, 3428265), (69, 2981100), (75, 2742612), (76, 2706525), (90, 2285510), (92, 2235825), (95, 2165220), (100, 2056959), (114, 1804350), (115, 1788660), (138, 1490550), (150, 1371306), (171, 1202900), (180, 1142755), (190, 1082610), (207, 993700), (225, 914204), (228, 902175), (230, 894330), (276, 745275), (285, 721740), (300, 685653), (342, 601450), (345, 596220), (380, 541305), (414, 496850), (437, 470700), (450, 457102), (460, 447165), (475, 433044), (523, 393300), (570, 360870), (575, 357732), (684, 300725), (690, 298110), (828, 248425), (855, 240580), (874, 235350), (900, 228551), (950, 216522), (1035, 198740), (1046, 196650), (1140, 180435), (1150, 178866), (1311, 156900), (1380, 149055), (1425, 144348), (1569, 131100), (1710, 120290), (1725, 119244), (1748, 117675), (1900, 108261), (2070, 99370), (2092, 98325), (2185, 94140), (2300, 89433), (2615, 78660), (2622, 78450), (2850, 72174), (3138, 65550), (3420, 60145), (3450, 59622), (3933, 52300), (4140, 49685), (4275, 48116), (4370, 47070), (4707, 43700), (5175, 39748), (5230, 39330), (5244, 39225), (5700, 36087), (6276, 32775), (6555, 31380), (6900, 29811), (7845, 26220), (7866, 26150), (8550, 24058), (8740, 23535), (9414, 21850), (9937, 20700), (10350, 19874), (10460, 19665), (10925, 18828), (12029, 17100), (13075, 15732), (13110, 15690)]