20080778368

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{317}}^1$

素因数の和:479

約数の個数: 192

約数和(自身を含む): 49082155200

約数和(自身を除く): 29001376832

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 61, 64, 76, 112, 122, 128, 133, 152, 224, 244, 266, 304, 317, 427, 448, 488, 532, 608, 634, 854, 896, 976, 1064, 1159, 1216, 1268, 1708, 1952, 2128, 2219, 2318, 2432, 2536, 3416, 3721, 3904, 4256, 4438, 4636, 5072, 6023, 6832, 7442, 7808, 8113, 8512, 8876, 9272, 10144, 12046, 13664, 14884, 16226, 17024, 17752, 18544, 19337, 20288, 24092, 26047, 27328, 29768, 32452, 35504, 37088, 38674, 40576, 42161, 48184, 52094, 54656, 59536, 64904, 70699, 71008, 74176, 77348, 84322, 96368, 104188, 119072, 129808, 135359, 141398, 142016, 148352, 154696, 168644, 192736, 208376, 238144, 259616, 270718, 282796, 284032, 309392, 337288, 367403, 385472, 416752, 476288, 494893, 519232, 541436, 565592, 618784, 674576, 734806, 770944, 833504, 989786, 1038464, 1082872, 1131184, 1179557, 1237568, 1349152, 1469612, 1667008, 1979572, 2165744, 2262368, 2359114, 2475136, 2571821, 2698304, 2939224, 3334016, 3959144, 4331488, 4524736, 4718228, 5143642, 5396608, 5878448, 7918288, 8256899, 8662976, 9049472, 9436456, 10287284, 11756896, 15836576, 16513798, 17325952, 18872912, 20574568, 22411583, 23513792, 31673152, 33027596, 37745824, 41149136, 44823166, 47027584, 63346304, 66055192, 75491648, 82298272, 89646332, 132110384, 150983296, 156881081, 164596544, 179292664, 264220768, 313762162, 329193088, 358585328, 528441536, 627524324, 717170656, 1056883072, 1255048648, 1434341312, 2510097296, 2868682624, 5020194592, 10040389184, 20080778368]

約数ペア:

[(1, 20080778368), (2, 10040389184), (4, 5020194592), (7, 2868682624), (8, 2510097296), (14, 1434341312), (16, 1255048648), (19, 1056883072), (28, 717170656), (32, 627524324), (38, 528441536), (56, 358585328), (61, 329193088), (64, 313762162), (76, 264220768), (112, 179292664), (122, 164596544), (128, 156881081), (133, 150983296), (152, 132110384), (224, 89646332), (244, 82298272), (266, 75491648), (304, 66055192), (317, 63346304), (427, 47027584), (448, 44823166), (488, 41149136), (532, 37745824), (608, 33027596), (634, 31673152), (854, 23513792), (896, 22411583), (976, 20574568), (1064, 18872912), (1159, 17325952), (1216, 16513798), (1268, 15836576), (1708, 11756896), (1952, 10287284), (2128, 9436456), (2219, 9049472), (2318, 8662976), (2432, 8256899), (2536, 7918288), (3416, 5878448), (3721, 5396608), (3904, 5143642), (4256, 4718228), (4438, 4524736), (4636, 4331488), (5072, 3959144), (6023, 3334016), (6832, 2939224), (7442, 2698304), (7808, 2571821), (8113, 2475136), (8512, 2359114), (8876, 2262368), (9272, 2165744), (10144, 1979572), (12046, 1667008), (13664, 1469612), (14884, 1349152), (16226, 1237568), (17024, 1179557), (17752, 1131184), (18544, 1082872), (19337, 1038464), (20288, 989786), (24092, 833504), (26047, 770944), (27328, 734806), (29768, 674576), (32452, 618784), (35504, 565592), (37088, 541436), (38674, 519232), (40576, 494893), (42161, 476288), (48184, 416752), (52094, 385472), (54656, 367403), (59536, 337288), (64904, 309392), (70699, 284032), (71008, 282796), (74176, 270718), (77348, 259616), (84322, 238144), (96368, 208376), (104188, 192736), (119072, 168644), (129808, 154696), (135359, 148352), (141398, 142016)]