1209988528

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{3257}}^1$

素因数の和:3410

約数の個数: 80

約数和(自身を含む): 2792392704

約数和(自身を除く): 1582404176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 107, 112, 124, 214, 217, 248, 428, 434, 496, 749, 856, 868, 1498, 1712, 1736, 2996, 3257, 3317, 3472, 5992, 6514, 6634, 11984, 13028, 13268, 22799, 23219, 26056, 26536, 45598, 46438, 52112, 53072, 91196, 92876, 100967, 182392, 185752, 201934, 348499, 364784, 371504, 403868, 696998, 706769, 807736, 1393996, 1413538, 1615472, 2439493, 2787992, 2827076, 4878986, 5575984, 5654152, 9757972, 10803469, 11308304, 19515944, 21606938, 39031888, 43213876, 75624283, 86427752, 151248566, 172855504, 302497132, 604994264, 1209988528]

約数ペア:

[(1, 1209988528), (2, 604994264), (4, 302497132), (7, 172855504), (8, 151248566), (14, 86427752), (16, 75624283), (28, 43213876), (31, 39031888), (56, 21606938), (62, 19515944), (107, 11308304), (112, 10803469), (124, 9757972), (214, 5654152), (217, 5575984), (248, 4878986), (428, 2827076), (434, 2787992), (496, 2439493), (749, 1615472), (856, 1413538), (868, 1393996), (1498, 807736), (1712, 706769), (1736, 696998), (2996, 403868), (3257, 371504), (3317, 364784), (3472, 348499), (5992, 201934), (6514, 185752), (6634, 182392), (11984, 100967), (13028, 92876), (13268, 91196), (22799, 53072), (23219, 52112), (26056, 46438), (26536, 45598)]