1640291328

素因数分解:

$2^{10}\times 3^2\times {\mathrm{13}}^1\times {\mathrm{13691}}^1$

素因数の和:13730

約数の個数: 132

約数和(自身を含む): 5101009368

約数和(自身を除く): 3460718040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 512, 576, 624, 768, 832, 936, 1024, 1152, 1248, 1536, 1664, 1872, 2304, 2496, 3072, 3328, 3744, 4608, 4992, 6656, 7488, 9216, 9984, 13312, 13691, 14976, 19968, 27382, 29952, 39936, 41073, 54764, 59904, 82146, 109528, 119808, 123219, 164292, 177983, 219056, 246438, 328584, 355966, 438112, 492876, 533949, 657168, 711932, 876224, 985752, 1067898, 1314336, 1423864, 1601847, 1752448, 1971504, 2135796, 2628672, 2847728, 3203694, 3504896, 3943008, 4271592, 5257344, 5695456, 6407388, 7009792, 7886016, 8543184, 10514688, 11390912, 12814776, 14019584, 15772032, 17086368, 21029376, 22781824, 25629552, 31544064, 34172736, 42058752, 45563648, 51259104, 63088128, 68345472, 91127296, 102518208, 126176256, 136690944, 182254592, 205036416, 273381888, 410072832, 546763776, 820145664, 1640291328]

約数ペア:

[(1, 1640291328), (2, 820145664), (3, 546763776), (4, 410072832), (6, 273381888), (8, 205036416), (9, 182254592), (12, 136690944), (13, 126176256), (16, 102518208), (18, 91127296), (24, 68345472), (26, 63088128), (32, 51259104), (36, 45563648), (39, 42058752), (48, 34172736), (52, 31544064), (64, 25629552), (72, 22781824), (78, 21029376), (96, 17086368), (104, 15772032), (117, 14019584), (128, 12814776), (144, 11390912), (156, 10514688), (192, 8543184), (208, 7886016), (234, 7009792), (256, 6407388), (288, 5695456), (312, 5257344), (384, 4271592), (416, 3943008), (468, 3504896), (512, 3203694), (576, 2847728), (624, 2628672), (768, 2135796), (832, 1971504), (936, 1752448), (1024, 1601847), (1152, 1423864), (1248, 1314336), (1536, 1067898), (1664, 985752), (1872, 876224), (2304, 711932), (2496, 657168), (3072, 533949), (3328, 492876), (3744, 438112), (4608, 355966), (4992, 328584), (6656, 246438), (7488, 219056), (9216, 177983), (9984, 164292), (13312, 123219), (13691, 119808), (14976, 109528), (19968, 82146), (27382, 59904), (29952, 54764), (39936, 41073)]