840123648

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4007}}^1$

素因数の和:4049

約数の個数: 216

約数和(自身を含む): 2982016128

約数和(自身を除く): 2141892480

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 128, 144, 156, 168, 182, 192, 208, 224, 234, 252, 256, 273, 288, 312, 336, 364, 384, 416, 448, 468, 504, 546, 576, 624, 672, 728, 768, 819, 832, 896, 936, 1008, 1092, 1152, 1248, 1344, 1456, 1638, 1664, 1792, 1872, 2016, 2184, 2304, 2496, 2688, 2912, 3276, 3328, 3744, 4007, 4032, 4368, 4992, 5376, 5824, 6552, 7488, 8014, 8064, 8736, 9984, 11648, 12021, 13104, 14976, 16028, 16128, 17472, 23296, 24042, 26208, 28049, 29952, 32056, 34944, 36063, 48084, 52091, 52416, 56098, 64112, 69888, 72126, 84147, 96168, 104182, 104832, 112196, 128224, 144252, 156273, 168294, 192336, 208364, 209664, 224392, 252441, 256448, 288504, 312546, 336588, 364637, 384672, 416728, 448784, 468819, 504882, 512896, 577008, 625092, 673176, 729274, 769344, 833456, 897568, 937638, 1009764, 1025792, 1093911, 1154016, 1250184, 1346352, 1458548, 1538688, 1666912, 1795136, 1875276, 2019528, 2187822, 2308032, 2500368, 2692704, 2917096, 3077376, 3281733, 3333824, 3590272, 3750552, 4039056, 4375644, 4616064, 5000736, 5385408, 5834192, 6563466, 6667648, 7180544, 7501104, 8078112, 8751288, 9232128, 10001472, 10770816, 11668384, 13126932, 13335296, 15002208, 16156224, 17502576, 20002944, 21541632, 23336768, 26253864, 30004416, 32312448, 35005152, 40005888, 46673536, 52507728, 60008832, 64624896, 70010304, 93347072, 105015456, 120017664, 140020608, 210030912, 280041216, 420061824, 840123648]

約数ペア:

[(1, 840123648), (2, 420061824), (3, 280041216), (4, 210030912), (6, 140020608), (7, 120017664), (8, 105015456), (9, 93347072), (12, 70010304), (13, 64624896), (14, 60008832), (16, 52507728), (18, 46673536), (21, 40005888), (24, 35005152), (26, 32312448), (28, 30004416), (32, 26253864), (36, 23336768), (39, 21541632), (42, 20002944), (48, 17502576), (52, 16156224), (56, 15002208), (63, 13335296), (64, 13126932), (72, 11668384), (78, 10770816), (84, 10001472), (91, 9232128), (96, 8751288), (104, 8078112), (112, 7501104), (117, 7180544), (126, 6667648), (128, 6563466), (144, 5834192), (156, 5385408), (168, 5000736), (182, 4616064), (192, 4375644), (208, 4039056), (224, 3750552), (234, 3590272), (252, 3333824), (256, 3281733), (273, 3077376), (288, 2917096), (312, 2692704), (336, 2500368), (364, 2308032), (384, 2187822), (416, 2019528), (448, 1875276), (468, 1795136), (504, 1666912), (546, 1538688), (576, 1458548), (624, 1346352), (672, 1250184), (728, 1154016), (768, 1093911), (819, 1025792), (832, 1009764), (896, 937638), (936, 897568), (1008, 833456), (1092, 769344), (1152, 729274), (1248, 673176), (1344, 625092), (1456, 577008), (1638, 512896), (1664, 504882), (1792, 468819), (1872, 448784), (2016, 416728), (2184, 384672), (2304, 364637), (2496, 336588), (2688, 312546), (2912, 288504), (3276, 256448), (3328, 252441), (3744, 224392), (4007, 209664), (4032, 208364), (4368, 192336), (4992, 168294), (5376, 156273), (5824, 144252), (6552, 128224), (7488, 112196), (8014, 104832), (8064, 104182), (8736, 96168), (9984, 84147), (11648, 72126), (12021, 69888), (13104, 64112), (14976, 56098), (16028, 52416), (16128, 52091), (17472, 48084), (23296, 36063), (24042, 34944), (26208, 32056), (28049, 29952)]