21861842800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{823}}^1$

素因数の和:1080

約数の個数: 240

約数和(自身を含む): 61575344640

約数和(自身を除く): 39713501840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 53, 56, 70, 80, 100, 106, 112, 140, 175, 179, 200, 212, 265, 280, 350, 358, 371, 400, 424, 530, 560, 700, 716, 742, 823, 848, 895, 1060, 1253, 1325, 1400, 1432, 1484, 1646, 1790, 1855, 2120, 2506, 2650, 2800, 2864, 2968, 3292, 3580, 3710, 4115, 4240, 4475, 5012, 5300, 5761, 5936, 6265, 6584, 7160, 7420, 8230, 8950, 9275, 9487, 10024, 10600, 11522, 12530, 13168, 14320, 14840, 16460, 17900, 18550, 18974, 20048, 20575, 21200, 23044, 25060, 28805, 29680, 31325, 32920, 35800, 37100, 37948, 41150, 43619, 46088, 47435, 50120, 57610, 62650, 65840, 66409, 71600, 74200, 75896, 82300, 87238, 92176, 94870, 100240, 115220, 125300, 132818, 144025, 147317, 148400, 151792, 164600, 174476, 189740, 218095, 230440, 237175, 250600, 265636, 288050, 294634, 305333, 329200, 332045, 348952, 379480, 436190, 460880, 474350, 501200, 531272, 576100, 589268, 610666, 664090, 697904, 736585, 758960, 872380, 948700, 1031219, 1062544, 1090475, 1152200, 1178536, 1221332, 1328180, 1473170, 1526665, 1660225, 1744760, 1897400, 2062438, 2180950, 2304400, 2357072, 2442664, 2656360, 2946340, 3053330, 3320450, 3489520, 3682925, 3794800, 4124876, 4361900, 4885328, 5156095, 5312720, 5892680, 6106660, 6640900, 7365850, 7633325, 7807801, 8249752, 8723800, 10312190, 11785360, 12213320, 13281800, 14731700, 15266650, 15615602, 16499504, 17447600, 20624380, 24426640, 25780475, 26563600, 29463400, 30533300, 31231204, 39039005, 41248760, 51560950, 54654607, 58926800, 61066600, 62462408, 78078010, 82497520, 103121900, 109309214, 122133200, 124924816, 156156020, 195195025, 206243800, 218618428, 273273035, 312312040, 390390050, 412487600, 437236856, 546546070, 624624080, 780780100, 874473712, 1093092140, 1366365175, 1561560200, 2186184280, 2732730350, 3123120400, 4372368560, 5465460700, 10930921400, 21861842800]

約数ペア:

[(1, 21861842800), (2, 10930921400), (4, 5465460700), (5, 4372368560), (7, 3123120400), (8, 2732730350), (10, 2186184280), (14, 1561560200), (16, 1366365175), (20, 1093092140), (25, 874473712), (28, 780780100), (35, 624624080), (40, 546546070), (50, 437236856), (53, 412487600), (56, 390390050), (70, 312312040), (80, 273273035), (100, 218618428), (106, 206243800), (112, 195195025), (140, 156156020), (175, 124924816), (179, 122133200), (200, 109309214), (212, 103121900), (265, 82497520), (280, 78078010), (350, 62462408), (358, 61066600), (371, 58926800), (400, 54654607), (424, 51560950), (530, 41248760), (560, 39039005), (700, 31231204), (716, 30533300), (742, 29463400), (823, 26563600), (848, 25780475), (895, 24426640), (1060, 20624380), (1253, 17447600), (1325, 16499504), (1400, 15615602), (1432, 15266650), (1484, 14731700), (1646, 13281800), (1790, 12213320), (1855, 11785360), (2120, 10312190), (2506, 8723800), (2650, 8249752), (2800, 7807801), (2864, 7633325), (2968, 7365850), (3292, 6640900), (3580, 6106660), (3710, 5892680), (4115, 5312720), (4240, 5156095), (4475, 4885328), (5012, 4361900), (5300, 4124876), (5761, 3794800), (5936, 3682925), (6265, 3489520), (6584, 3320450), (7160, 3053330), (7420, 2946340), (8230, 2656360), (8950, 2442664), (9275, 2357072), (9487, 2304400), (10024, 2180950), (10600, 2062438), (11522, 1897400), (12530, 1744760), (13168, 1660225), (14320, 1526665), (14840, 1473170), (16460, 1328180), (17900, 1221332), (18550, 1178536), (18974, 1152200), (20048, 1090475), (20575, 1062544), (21200, 1031219), (23044, 948700), (25060, 872380), (28805, 758960), (29680, 736585), (31325, 697904), (32920, 664090), (35800, 610666), (37100, 589268), (37948, 576100), (41150, 531272), (43619, 501200), (46088, 474350), (47435, 460880), (50120, 436190), (57610, 379480), (62650, 348952), (65840, 332045), (66409, 329200), (71600, 305333), (74200, 294634), (75896, 288050), (82300, 265636), (87238, 250600), (92176, 237175), (94870, 230440), (100240, 218095), (115220, 189740), (125300, 174476), (132818, 164600), (144025, 151792), (147317, 148400)]