20921942496

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:778

約数の個数: 384

約数和(自身を含む): 69925524480

約数和(自身を除く): 49003581984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 53, 56, 73, 78, 84, 91, 96, 104, 106, 112, 146, 156, 159, 168, 182, 208, 212, 219, 224, 273, 292, 312, 318, 336, 364, 371, 416, 424, 438, 511, 546, 584, 619, 624, 636, 672, 689, 728, 742, 848, 876, 949, 1022, 1092, 1113, 1168, 1238, 1248, 1272, 1378, 1456, 1484, 1533, 1696, 1752, 1857, 1898, 2044, 2067, 2184, 2226, 2336, 2476, 2544, 2756, 2847, 2912, 2968, 3066, 3504, 3714, 3796, 3869, 4088, 4134, 4333, 4368, 4452, 4823, 4952, 5088, 5512, 5694, 5936, 6132, 6643, 7008, 7428, 7592, 7738, 8047, 8176, 8268, 8666, 8736, 8904, 9646, 9904, 11024, 11388, 11607, 11872, 12264, 12999, 13286, 14469, 14856, 15184, 15476, 16094, 16352, 16536, 17332, 17808, 19292, 19808, 19929, 22048, 22776, 23214, 24141, 24528, 25998, 26572, 27083, 28938, 29712, 30368, 30952, 32188, 32807, 33072, 34664, 35616, 38584, 39858, 45187, 45552, 46428, 48282, 49056, 50297, 51996, 53144, 54166, 56329, 57876, 59424, 61904, 64376, 65614, 66144, 69328, 77168, 79716, 81249, 90374, 91104, 92856, 96564, 98421, 100594, 103992, 106288, 108332, 112658, 115752, 123808, 128752, 131228, 135561, 138656, 150891, 154336, 159432, 162498, 168987, 180748, 185712, 193128, 196842, 201188, 207984, 212576, 216664, 225316, 229649, 231504, 257504, 262456, 271122, 301782, 316309, 318864, 324996, 337974, 352079, 361496, 371424, 386256, 393684, 402376, 415968, 426491, 433328, 450632, 459298, 463008, 524912, 542244, 587431, 603564, 632618, 637728, 649992, 675948, 688947, 704158, 722992, 772512, 787368, 804752, 852982, 866656, 901264, 918596, 948927, 1049824, 1056237, 1084488, 1174862, 1207128, 1265236, 1279473, 1299984, 1351896, 1377894, 1408316, 1445984, 1574736, 1609504, 1705964, 1762293, 1802528, 1837192, 1897854, 2112474, 2168976, 2349724, 2394911, 2414256, 2530472, 2558946, 2599968, 2703792, 2755788, 2816632, 2985437, 3149472, 3411928, 3524586, 3674384, 3795708, 4112017, 4224948, 4337952, 4699448, 4789822, 4828512, 5060944, 5117892, 5407584, 5511576, 5633264, 5970874, 6823856, 7049172, 7184733, 7348768, 7591416, 8224034, 8449896, 8956311, 9398896, 9579644, 10121888, 10235784, 11023152, 11266528, 11941748, 12336051, 13647712, 14098344, 14369466, 15182832, 16448068, 16764377, 16899792, 17912622, 18797792, 19159288, 20471568, 22046304, 23883496, 24672102, 28196688, 28738932, 30365664, 31133843, 32896136, 33528754, 33799584, 35825244, 38318576, 40943136, 47766992, 49344204, 50293131, 56393376, 57477864, 62267686, 65792272, 67057508, 71650488, 76637152, 93401529, 95533984, 98688408, 100586262, 114955728, 124535372, 131584544, 134115016, 143300976, 186803058, 197376816, 201172524, 217936901, 229911456, 249070744, 268230032, 286601952, 373606116, 394753632, 402345048, 435873802, 498141488, 536460064, 653810703, 747212232, 804690096, 871747604, 996282976, 1307621406, 1494424464, 1609380192, 1743495208, 2615242812, 2988848928, 3486990416, 5230485624, 6973980832, 10460971248, 20921942496]

約数ペア:

[(1, 20921942496), (2, 10460971248), (3, 6973980832), (4, 5230485624), (6, 3486990416), (7, 2988848928), (8, 2615242812), (12, 1743495208), (13, 1609380192), (14, 1494424464), (16, 1307621406), (21, 996282976), (24, 871747604), (26, 804690096), (28, 747212232), (32, 653810703), (39, 536460064), (42, 498141488), (48, 435873802), (52, 402345048), (53, 394753632), (56, 373606116), (73, 286601952), (78, 268230032), (84, 249070744), (91, 229911456), (96, 217936901), (104, 201172524), (106, 197376816), (112, 186803058), (146, 143300976), (156, 134115016), (159, 131584544), (168, 124535372), (182, 114955728), (208, 100586262), (212, 98688408), (219, 95533984), (224, 93401529), (273, 76637152), (292, 71650488), (312, 67057508), (318, 65792272), (336, 62267686), (364, 57477864), (371, 56393376), (416, 50293131), (424, 49344204), (438, 47766992), (511, 40943136), (546, 38318576), (584, 35825244), (619, 33799584), (624, 33528754), (636, 32896136), (672, 31133843), (689, 30365664), (728, 28738932), (742, 28196688), (848, 24672102), (876, 23883496), (949, 22046304), (1022, 20471568), (1092, 19159288), (1113, 18797792), (1168, 17912622), (1238, 16899792), (1248, 16764377), (1272, 16448068), (1378, 15182832), (1456, 14369466), (1484, 14098344), (1533, 13647712), (1696, 12336051), (1752, 11941748), (1857, 11266528), (1898, 11023152), (2044, 10235784), (2067, 10121888), (2184, 9579644), (2226, 9398896), (2336, 8956311), (2476, 8449896), (2544, 8224034), (2756, 7591416), (2847, 7348768), (2912, 7184733), (2968, 7049172), (3066, 6823856), (3504, 5970874), (3714, 5633264), (3796, 5511576), (3869, 5407584), (4088, 5117892), (4134, 5060944), (4333, 4828512), (4368, 4789822), (4452, 4699448), (4823, 4337952), (4952, 4224948), (5088, 4112017), (5512, 3795708), (5694, 3674384), (5936, 3524586), (6132, 3411928), (6643, 3149472), (7008, 2985437), (7428, 2816632), (7592, 2755788), (7738, 2703792), (8047, 2599968), (8176, 2558946), (8268, 2530472), (8666, 2414256), (8736, 2394911), (8904, 2349724), (9646, 2168976), (9904, 2112474), (11024, 1897854), (11388, 1837192), (11607, 1802528), (11872, 1762293), (12264, 1705964), (12999, 1609504), (13286, 1574736), (14469, 1445984), (14856, 1408316), (15184, 1377894), (15476, 1351896), (16094, 1299984), (16352, 1279473), (16536, 1265236), (17332, 1207128), (17808, 1174862), (19292, 1084488), (19808, 1056237), (19929, 1049824), (22048, 948927), (22776, 918596), (23214, 901264), (24141, 866656), (24528, 852982), (25998, 804752), (26572, 787368), (27083, 772512), (28938, 722992), (29712, 704158), (30368, 688947), (30952, 675948), (32188, 649992), (32807, 637728), (33072, 632618), (34664, 603564), (35616, 587431), (38584, 542244), (39858, 524912), (45187, 463008), (45552, 459298), (46428, 450632), (48282, 433328), (49056, 426491), (50297, 415968), (51996, 402376), (53144, 393684), (54166, 386256), (56329, 371424), (57876, 361496), (59424, 352079), (61904, 337974), (64376, 324996), (65614, 318864), (66144, 316309), (69328, 301782), (77168, 271122), (79716, 262456), (81249, 257504), (90374, 231504), (91104, 229649), (92856, 225316), (96564, 216664), (98421, 212576), (100594, 207984), (103992, 201188), (106288, 196842), (108332, 193128), (112658, 185712), (115752, 180748), (123808, 168987), (128752, 162498), (131228, 159432), (135561, 154336), (138656, 150891)]