1781067008

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 4301230080

約数和(自身を除く): 2520163072

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 79, 92, 112, 128, 158, 161, 184, 224, 256, 316, 322, 368, 448, 547, 553, 632, 644, 736, 896, 1094, 1106, 1264, 1288, 1472, 1792, 1817, 2188, 2212, 2528, 2576, 2944, 3634, 3829, 4376, 4424, 5056, 5152, 5888, 7268, 7658, 8752, 8848, 10112, 10304, 12581, 12719, 14536, 15316, 17504, 17696, 20224, 20608, 25162, 25438, 29072, 30632, 35008, 35392, 41216, 43213, 50324, 50876, 58144, 61264, 70016, 70784, 86426, 88067, 100648, 101752, 116288, 122528, 140032, 141568, 172852, 176134, 201296, 203504, 232576, 245056, 302491, 345704, 352268, 402592, 407008, 465152, 490112, 604982, 691408, 704536, 805184, 814016, 980224, 993899, 1209964, 1382816, 1409072, 1610368, 1628032, 1987798, 2419928, 2765632, 2818144, 3220736, 3256064, 3975596, 4839856, 5531264, 5636288, 6957293, 7951192, 9679712, 11062528, 11272576, 13914586, 15902384, 19359424, 22545152, 27829172, 31804768, 38718848, 55658344, 63609536, 77437696, 111316688, 127219072, 222633376, 254438144, 445266752, 890533504, 1781067008]

約数ペア:

[(1, 1781067008), (2, 890533504), (4, 445266752), (7, 254438144), (8, 222633376), (14, 127219072), (16, 111316688), (23, 77437696), (28, 63609536), (32, 55658344), (46, 38718848), (56, 31804768), (64, 27829172), (79, 22545152), (92, 19359424), (112, 15902384), (128, 13914586), (158, 11272576), (161, 11062528), (184, 9679712), (224, 7951192), (256, 6957293), (316, 5636288), (322, 5531264), (368, 4839856), (448, 3975596), (547, 3256064), (553, 3220736), (632, 2818144), (644, 2765632), (736, 2419928), (896, 1987798), (1094, 1628032), (1106, 1610368), (1264, 1409072), (1288, 1382816), (1472, 1209964), (1792, 993899), (1817, 980224), (2188, 814016), (2212, 805184), (2528, 704536), (2576, 691408), (2944, 604982), (3634, 490112), (3829, 465152), (4376, 407008), (4424, 402592), (5056, 352268), (5152, 345704), (5888, 302491), (7268, 245056), (7658, 232576), (8752, 203504), (8848, 201296), (10112, 176134), (10304, 172852), (12581, 141568), (12719, 140032), (14536, 122528), (15316, 116288), (17504, 101752), (17696, 100648), (20224, 88067), (20608, 86426), (25162, 70784), (25438, 70016), (29072, 61264), (30632, 58144), (35008, 50876), (35392, 50324), (41216, 43213)]