678455856

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21319}}^1$

素因数の和:21363

約数の個数: 120

約数和(自身を含む): 2165173920

約数和(自身を除く): 1486718064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 663, 816, 884, 936, 1224, 1326, 1768, 1872, 1989, 2448, 2652, 3536, 3978, 5304, 7956, 10608, 15912, 21319, 31824, 42638, 63957, 85276, 127914, 170552, 191871, 255828, 277147, 341104, 362423, 383742, 511656, 554294, 724846, 767484, 831441, 1023312, 1087269, 1108588, 1449692, 1534968, 1662882, 2174538, 2217176, 2494323, 2899384, 3069936, 3261807, 3325764, 4349076, 4434352, 4711499, 4988646, 5798768, 6523614, 6651528, 8698152, 9422998, 9977292, 13047228, 13303056, 14134497, 17396304, 18845996, 19954584, 26094456, 28268994, 37691992, 39909168, 42403491, 52188912, 56537988, 75383984, 84806982, 113075976, 169613964, 226151952, 339227928, 678455856]

約数ペア:

[(1, 678455856), (2, 339227928), (3, 226151952), (4, 169613964), (6, 113075976), (8, 84806982), (9, 75383984), (12, 56537988), (13, 52188912), (16, 42403491), (17, 39909168), (18, 37691992), (24, 28268994), (26, 26094456), (34, 19954584), (36, 18845996), (39, 17396304), (48, 14134497), (51, 13303056), (52, 13047228), (68, 9977292), (72, 9422998), (78, 8698152), (102, 6651528), (104, 6523614), (117, 5798768), (136, 4988646), (144, 4711499), (153, 4434352), (156, 4349076), (204, 3325764), (208, 3261807), (221, 3069936), (234, 2899384), (272, 2494323), (306, 2217176), (312, 2174538), (408, 1662882), (442, 1534968), (468, 1449692), (612, 1108588), (624, 1087269), (663, 1023312), (816, 831441), (884, 767484), (936, 724846), (1224, 554294), (1326, 511656), (1768, 383742), (1872, 362423), (1989, 341104), (2448, 277147), (2652, 255828), (3536, 191871), (3978, 170552), (5304, 127914), (7956, 85276), (10608, 63957), (15912, 42638), (21319, 31824)]