81330912

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^2\times {\mathrm{557}}^1$

素因数の和:602

約数の個数: 144

約数和(自身を含む): 257327280

約数和(自身を除く): 175996368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 144, 156, 169, 208, 216, 234, 288, 312, 338, 351, 416, 432, 468, 507, 557, 624, 676, 702, 864, 936, 1014, 1114, 1248, 1352, 1404, 1521, 1671, 1872, 2028, 2228, 2704, 2808, 3042, 3342, 3744, 4056, 4456, 4563, 5013, 5408, 5616, 6084, 6684, 7241, 8112, 8912, 9126, 10026, 11232, 12168, 13368, 14482, 15039, 16224, 17824, 18252, 20052, 21723, 24336, 26736, 28964, 30078, 36504, 40104, 43446, 48672, 53472, 57928, 60156, 65169, 73008, 80208, 86892, 94133, 115856, 120312, 130338, 146016, 160416, 173784, 188266, 195507, 231712, 240624, 260676, 282399, 347568, 376532, 391014, 481248, 521352, 564798, 695136, 753064, 782028, 847197, 1042704, 1129596, 1506128, 1564056, 1694394, 2085408, 2259192, 2541591, 3012256, 3128112, 3388788, 4518384, 5083182, 6256224, 6777576, 9036768, 10166364, 13555152, 20332728, 27110304, 40665456, 81330912]

約数ペア:

[(1, 81330912), (2, 40665456), (3, 27110304), (4, 20332728), (6, 13555152), (8, 10166364), (9, 9036768), (12, 6777576), (13, 6256224), (16, 5083182), (18, 4518384), (24, 3388788), (26, 3128112), (27, 3012256), (32, 2541591), (36, 2259192), (39, 2085408), (48, 1694394), (52, 1564056), (54, 1506128), (72, 1129596), (78, 1042704), (96, 847197), (104, 782028), (108, 753064), (117, 695136), (144, 564798), (156, 521352), (169, 481248), (208, 391014), (216, 376532), (234, 347568), (288, 282399), (312, 260676), (338, 240624), (351, 231712), (416, 195507), (432, 188266), (468, 173784), (507, 160416), (557, 146016), (624, 130338), (676, 120312), (702, 115856), (864, 94133), (936, 86892), (1014, 80208), (1114, 73008), (1248, 65169), (1352, 60156), (1404, 57928), (1521, 53472), (1671, 48672), (1872, 43446), (2028, 40104), (2228, 36504), (2704, 30078), (2808, 28964), (3042, 26736), (3342, 24336), (3744, 21723), (4056, 20052), (4456, 18252), (4563, 17824), (5013, 16224), (5408, 15039), (5616, 14482), (6084, 13368), (6684, 12168), (7241, 11232), (8112, 10026), (8912, 9126)]