278629912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 634521600

約数和(自身を除く): 355891688

約数列:

[1, 2, 4, 8, 11, 22, 23, 29, 44, 46, 47, 58, 88, 92, 94, 101, 116, 184, 188, 202, 232, 253, 319, 376, 404, 506, 517, 638, 667, 808, 1012, 1034, 1081, 1111, 1276, 1334, 1363, 2024, 2068, 2162, 2222, 2323, 2552, 2668, 2726, 2929, 4136, 4324, 4444, 4646, 4747, 5336, 5452, 5858, 7337, 8648, 8888, 9292, 9494, 10904, 11716, 11891, 14674, 14993, 18584, 18988, 23432, 23782, 25553, 29348, 29986, 31349, 32219, 37976, 47564, 51106, 52217, 58696, 59972, 62698, 64438, 67367, 95128, 102212, 104434, 109181, 119944, 125396, 128876, 134734, 137663, 204424, 208868, 218362, 250792, 257752, 269468, 275326, 344839, 417736, 436724, 538936, 550652, 689678, 741037, 873448, 1101304, 1200991, 1379356, 1482074, 1514293, 2401982, 2758712, 2964148, 3028586, 3166249, 4803964, 5928296, 6057172, 6332498, 9607928, 12114344, 12664996, 25329992, 34828739, 69657478, 139314956, 278629912]

約数ペア:

[(1, 278629912), (2, 139314956), (4, 69657478), (8, 34828739), (11, 25329992), (22, 12664996), (23, 12114344), (29, 9607928), (44, 6332498), (46, 6057172), (47, 5928296), (58, 4803964), (88, 3166249), (92, 3028586), (94, 2964148), (101, 2758712), (116, 2401982), (184, 1514293), (188, 1482074), (202, 1379356), (232, 1200991), (253, 1101304), (319, 873448), (376, 741037), (404, 689678), (506, 550652), (517, 538936), (638, 436724), (667, 417736), (808, 344839), (1012, 275326), (1034, 269468), (1081, 257752), (1111, 250792), (1276, 218362), (1334, 208868), (1363, 204424), (2024, 137663), (2068, 134734), (2162, 128876), (2222, 125396), (2323, 119944), (2552, 109181), (2668, 104434), (2726, 102212), (2929, 95128), (4136, 67367), (4324, 64438), (4444, 62698), (4646, 59972), (4747, 58696), (5336, 52217), (5452, 51106), (5858, 47564), (7337, 37976), (8648, 32219), (8888, 31349), (9292, 29986), (9494, 29348), (10904, 25553), (11716, 23782), (11891, 23432), (14674, 18988), (14993, 18584)]