20045716320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{9221}}^1$

素因数の和:9893

約数の個数: 192

約数和(自身を含む): 72283954176

約数和(自身を除く): 52238237856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 647, 672, 840, 1120, 1294, 1680, 1941, 2588, 3235, 3360, 3882, 4529, 5176, 6470, 7764, 9058, 9221, 9705, 10352, 12940, 13587, 15528, 18116, 18442, 19410, 20704, 22645, 25880, 27174, 27663, 31056, 36232, 36884, 38820, 45290, 46105, 51760, 54348, 55326, 62112, 64547, 67935, 72464, 73768, 77640, 90580, 92210, 103520, 108696, 110652, 129094, 135870, 138315, 144928, 147536, 155280, 181160, 184420, 193641, 217392, 221304, 258188, 271740, 276630, 295072, 310560, 322735, 362320, 368840, 387282, 434784, 442608, 516376, 543480, 553260, 645470, 724640, 737680, 774564, 885216, 968205, 1032752, 1086960, 1106520, 1290940, 1475360, 1549128, 1936410, 2065504, 2173920, 2213040, 2581880, 3098256, 3872820, 4426080, 5163760, 5965987, 6196512, 7745640, 10327520, 11931974, 15491280, 17897961, 23863948, 29829935, 30982560, 35795922, 41761909, 47727896, 59659870, 71591844, 83523818, 89489805, 95455792, 119319740, 125285727, 143183688, 167047636, 178979610, 190911584, 208809545, 238639480, 250571454, 286367376, 334095272, 357959220, 417619090, 477278960, 501142908, 572734752, 626428635, 668190544, 715918440, 835238180, 954557920, 1002285816, 1252857270, 1336381088, 1431836880, 1670476360, 2004571632, 2505714540, 2863673760, 3340952720, 4009143264, 5011429080, 6681905440, 10022858160, 20045716320]

約数ペア:

[(1, 20045716320), (2, 10022858160), (3, 6681905440), (4, 5011429080), (5, 4009143264), (6, 3340952720), (7, 2863673760), (8, 2505714540), (10, 2004571632), (12, 1670476360), (14, 1431836880), (15, 1336381088), (16, 1252857270), (20, 1002285816), (21, 954557920), (24, 835238180), (28, 715918440), (30, 668190544), (32, 626428635), (35, 572734752), (40, 501142908), (42, 477278960), (48, 417619090), (56, 357959220), (60, 334095272), (70, 286367376), (80, 250571454), (84, 238639480), (96, 208809545), (105, 190911584), (112, 178979610), (120, 167047636), (140, 143183688), (160, 125285727), (168, 119319740), (210, 95455792), (224, 89489805), (240, 83523818), (280, 71591844), (336, 59659870), (420, 47727896), (480, 41761909), (560, 35795922), (647, 30982560), (672, 29829935), (840, 23863948), (1120, 17897961), (1294, 15491280), (1680, 11931974), (1941, 10327520), (2588, 7745640), (3235, 6196512), (3360, 5965987), (3882, 5163760), (4529, 4426080), (5176, 3872820), (6470, 3098256), (7764, 2581880), (9058, 2213040), (9221, 2173920), (9705, 2065504), (10352, 1936410), (12940, 1549128), (13587, 1475360), (15528, 1290940), (18116, 1106520), (18442, 1086960), (19410, 1032752), (20704, 968205), (22645, 885216), (25880, 774564), (27174, 737680), (27663, 724640), (31056, 645470), (36232, 553260), (36884, 543480), (38820, 516376), (45290, 442608), (46105, 434784), (51760, 387282), (54348, 368840), (55326, 362320), (62112, 322735), (64547, 310560), (67935, 295072), (72464, 276630), (73768, 271740), (77640, 258188), (90580, 221304), (92210, 217392), (103520, 193641), (108696, 184420), (110652, 181160), (129094, 155280), (135870, 147536), (138315, 144928)]